diff --git a/app/api/justificatifs.py b/app/api/justificatifs.py
index 0fd59b975a..5f66fa6030 100644
--- a/app/api/justificatifs.py
+++ b/app/api/justificatifs.py
@@ -8,8 +8,9 @@
 from datetime import datetime
 
 from flask_json import as_json
-from flask import g, jsonify, request
+from flask import g, request
 from flask_login import login_required, current_user
+from flask_sqlalchemy.query import Query
 
 import app.scodoc.sco_assiduites as scass
 import app.scodoc.sco_utils as scu
@@ -26,7 +27,6 @@ from app.scodoc.sco_archives_justificatifs import JustificatifArchiver
 from app.scodoc.sco_exceptions import ScoValueError
 from app.scodoc.sco_permissions import Permission
 from app.scodoc.sco_utils import json_error
-from flask_sqlalchemy.query import Query
 
 
 # Partie Modèle
@@ -436,7 +436,7 @@ def _delete_singular(justif_id: int, database):
     if archive_name is not None:
         archiver: JustificatifArchiver = JustificatifArchiver()
         try:
-            archiver.delete_justificatif(justificatif_unique.etudid, archive_name)
+            archiver.delete_justificatif(justificatif_unique.etudiant, archive_name)
         except ValueError:
             pass
 
@@ -481,7 +481,7 @@ def justif_import(justif_id: int = None):
     try:
         fname: str
         archive_name, fname = archiver.save_justificatif(
-            etudid=justificatif_unique.etudid,
+            justificatif_unique.etudiant,
             filename=file.filename,
             data=file.stream.read(),
             archive_name=archive_name,
@@ -512,7 +512,7 @@ def justif_export(justif_id: int = None, filename: str = None):
     if g.scodoc_dept:
         query = query.join(Identite).filter_by(dept_id=g.scodoc_dept_id)
 
-    justificatif_unique: Justificaitf = query.first_or_404()
+    justificatif_unique: Justificatif = query.first_or_404()
 
     archive_name: str = justificatif_unique.fichier
     if archive_name is None:
@@ -522,7 +522,7 @@ def justif_export(justif_id: int = None, filename: str = None):
 
     try:
         return archiver.get_justificatif_file(
-            archive_name, justificatif_unique.etudid, filename
+            archive_name, justificatif_unique.etudiant, filename
         )
     except ScoValueError as err:
         return json_error(404, err.args[0])
@@ -564,10 +564,10 @@ def justif_remove(justif_id: int = None):
     if remove is None or remove not in ("all", "list"):
         return json_error(404, "param 'remove': Valeur invalide")
     archiver: JustificatifArchiver = JustificatifArchiver()
-    etudid: int = justificatif_unique.etudid
+    etud = justificatif_unique.etudiant
     try:
         if remove == "all":
-            archiver.delete_justificatif(etudid=etudid, archive_name=archive_name)
+            archiver.delete_justificatif(etud, archive_name=archive_name)
             justificatif_unique.fichier = None
             db.session.add(justificatif_unique)
             db.session.commit()
@@ -575,13 +575,13 @@ def justif_remove(justif_id: int = None):
         else:
             for fname in data.get("filenames", []):
                 archiver.delete_justificatif(
-                    etudid=etudid,
+                    etud,
                     archive_name=archive_name,
                     filename=fname,
                 )
 
-            if len(archiver.list_justificatifs(archive_name, etudid)) == 0:
-                archiver.delete_justificatif(etudid, archive_name)
+            if len(archiver.list_justificatifs(archive_name, etud)) == 0:
+                archiver.delete_justificatif(etud, archive_name)
                 justificatif_unique.fichier = None
                 db.session.add(justificatif_unique)
                 db.session.commit()
@@ -616,16 +616,16 @@ def justif_list(justif_id: int = None):
     archiver: JustificatifArchiver = JustificatifArchiver()
     if archive_name is not None:
         filenames = archiver.list_justificatifs(
-            archive_name, justificatif_unique.etudid
+            archive_name, justificatif_unique.etudiant
         )
 
     retour = {"total": len(filenames), "filenames": []}
 
-    for fi in filenames:
-        if int(fi[1]) == current_user.id or current_user.has_permission(
+    for filename in filenames:
+        if int(filename[1]) == current_user.id or current_user.has_permission(
             Permission.ScoJustifView
         ):
-            retour["filenames"].append(fi[0])
+            retour["filenames"].append(filename[0])
     return retour
 
 
diff --git a/app/scodoc/sco_archives.py b/app/scodoc/sco_archives.py
index c6a646ee50..51bba4b208 100644
--- a/app/scodoc/sco_archives.py
+++ b/app/scodoc/sco_archives.py
@@ -81,7 +81,7 @@ from app.scodoc import sco_pv_pdf
 from app.scodoc.sco_exceptions import ScoValueError
 
 
-class BaseArchiver(object):
+class BaseArchiver:
     def __init__(self, archive_type=""):
         self.archive_type = archive_type
         self.initialized = False
@@ -92,14 +92,17 @@ class BaseArchiver(object):
         "set dept"
         self.dept_id = dept_id
 
-    def initialize(self):
+    def initialize(self, dept_id: int = None):
+        """Fixe le département et initialise les répertoires au besoin."""
+        # Set departement (à chaque fois car peut changer d'une utilisation à l'autre)
+        self.dept_id = getattr(g, "scodoc_dept_id") if dept_id is None else dept_id
         if self.initialized:
             return
         dirs = [Config.SCODOC_VAR_DIR, "archives"]
         if self.archive_type:
             dirs.append(self.archive_type)
 
-        self.root = os.path.join(*dirs)
+        self.root = os.path.join(*dirs)  # /opt/scodoc-data/archives/<type>
         log("initialized archiver, path=" + self.root)
         path = dirs[0]
         for directory in dirs[1:]:
@@ -112,15 +115,13 @@ class BaseArchiver(object):
             finally:
                 scu.GSL.release()
                 self.initialized = True
-        if self.dept_id is None:
-            self.dept_id = getattr(g, "scodoc_dept_id")
 
-    def get_obj_dir(self, oid: int):
+    def get_obj_dir(self, oid: int, dept_id: int = None):
         """
         :return: path to directory of archives for this object (eg formsemestre_id or etudid).
         If directory does not yet exist, create it.
         """
-        self.initialize()
+        self.initialize(dept_id)
         dept_dir = os.path.join(self.root, str(self.dept_id))
         try:
             scu.GSL.acquire()
@@ -141,21 +142,21 @@ class BaseArchiver(object):
             scu.GSL.release()
         return obj_dir
 
-    def list_oids(self):
+    def list_oids(self, dept_id: int = None):
         """
         :return: list of archive oids
         """
-        self.initialize()
+        self.initialize(dept_id)
         base = os.path.join(self.root, str(self.dept_id)) + os.path.sep
         dirs = glob.glob(base + "*")
         return [os.path.split(x)[1] for x in dirs]
 
-    def list_obj_archives(self, oid: int):
+    def list_obj_archives(self, oid: int, dept_id: int = None):
         """Returns
         :return: list of archive identifiers for this object (paths to non empty dirs)
         """
-        self.initialize()
-        base = self.get_obj_dir(oid) + os.path.sep
+        self.initialize(dept_id)
+        base = self.get_obj_dir(oid, dept_id=dept_id) + os.path.sep
         dirs = glob.glob(
             base
             + "[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]-[0-9][0-9]"
@@ -165,9 +166,9 @@ class BaseArchiver(object):
         dirs.sort()
         return dirs
 
-    def delete_archive(self, archive_id: str):
+    def delete_archive(self, archive_id: str, dept_id: int = None):
         """Delete (forever) this archive"""
-        self.initialize()
+        self.initialize(dept_id)
         try:
             scu.GSL.acquire()
             shutil.rmtree(archive_id, ignore_errors=True)
@@ -180,9 +181,9 @@ class BaseArchiver(object):
             *[int(x) for x in os.path.split(archive_id)[1].split("-")]
         )
 
-    def list_archive(self, archive_id: str) -> str:
+    def list_archive(self, archive_id: str, dept_id: int = None) -> str:
         """Return list of filenames (without path) in archive"""
-        self.initialize()
+        self.initialize(dept_id)
         try:
             scu.GSL.acquire()
             files = os.listdir(archive_id)
@@ -201,12 +202,12 @@ class BaseArchiver(object):
             "^[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}$", archive_name
         )
 
-    def get_id_from_name(self, oid, archive_name: str):
+    def get_id_from_name(self, oid, archive_name: str, dept_id: int = None):
         """returns archive id (check that name is valid)"""
-        self.initialize()
+        self.initialize(dept_id)
         if not self.is_valid_archive_name(archive_name):
             raise ScoValueError(f"Archive {archive_name} introuvable")
-        archive_id = os.path.join(self.get_obj_dir(oid), archive_name)
+        archive_id = os.path.join(self.get_obj_dir(oid, dept_id=dept_id), archive_name)
         if not os.path.isdir(archive_id):
             log(
                 f"invalid archive name: {archive_name}, oid={oid}, archive_id={archive_id}"
@@ -214,9 +215,9 @@ class BaseArchiver(object):
             raise ScoValueError(f"Archive {archive_name} introuvable")
         return archive_id
 
-    def get_archive_description(self, archive_id: str) -> str:
+    def get_archive_description(self, archive_id: str, dept_id: int = None) -> str:
         """Return description of archive"""
-        self.initialize()
+        self.initialize(dept_id)
         filename = os.path.join(archive_id, "_description.txt")
         try:
             with open(filename, encoding=scu.SCO_ENCODING) as f:
@@ -229,11 +230,11 @@ class BaseArchiver(object):
 
         return descr
 
-    def create_obj_archive(self, oid: int, description: str):
+    def create_obj_archive(self, oid: int, description: str, dept_id: int = None):
         """Creates a new archive for this object and returns its id."""
         # id suffixé par YYYY-MM-DD-hh-mm-ss
         archive_id = (
-            self.get_obj_dir(oid)
+            self.get_obj_dir(oid, dept_id=dept_id)
             + os.path.sep
             + "-".join([f"{x:02d}" for x in time.localtime()[:6]])
         )
@@ -248,7 +249,13 @@ class BaseArchiver(object):
         self.store(archive_id, "_description.txt", description)
         return archive_id
 
-    def store(self, archive_id: str, filename: str, data: Union[str, bytes]):
+    def store(
+        self,
+        archive_id: str,
+        filename: str,
+        data: Union[str, bytes],
+        dept_id: int = None,
+    ):
         """Store data in archive, under given filename.
         Filename may be modified (sanitized): return used filename
         The file is created or replaced.
@@ -256,7 +263,7 @@ class BaseArchiver(object):
         """
         if isinstance(data, str):
             data = data.encode(scu.SCO_ENCODING)
-        self.initialize()
+        self.initialize(dept_id)
         filename = scu.sanitize_filename(filename)
         log(f"storing {filename} ({len(data)} bytes) in {archive_id}")
         try:
@@ -268,9 +275,9 @@ class BaseArchiver(object):
             scu.GSL.release()
         return filename
 
-    def get(self, archive_id: str, filename: str):
+    def get(self, archive_id: str, filename: str, dept_id: int = None):
         """Retreive data"""
-        self.initialize()
+        self.initialize(dept_id)
         if not scu.is_valid_filename(filename):
             log(f"""Archiver.get: invalid filename '{filename}'""")
             raise ScoValueError("archive introuvable (déjà supprimée ?)")
@@ -280,11 +287,11 @@ class BaseArchiver(object):
             data = f.read()
         return data
 
-    def get_archived_file(self, oid, archive_name, filename):
+    def get_archived_file(self, oid, archive_name, filename, dept_id: int = None):
         """Recupère les donnees du fichier indiqué et envoie au client.
         Returns: Response
         """
-        archive_id = self.get_id_from_name(oid, archive_name)
+        archive_id = self.get_id_from_name(oid, archive_name, dept_id=dept_id)
         data = self.get(archive_id, filename)
         mime = mimetypes.guess_type(filename)[0]
         if mime is None:
@@ -298,7 +305,7 @@ class SemsArchiver(BaseArchiver):
         BaseArchiver.__init__(self, archive_type="")
 
 
-PVArchive = SemsArchiver()
+PV_ARCHIVER = SemsArchiver()
 
 
 # ----------------------------------------------------------------------------
@@ -332,8 +339,10 @@ def do_formsemestre_archive(
     formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
     res: NotesTableCompat = res_sem.load_formsemestre_results(formsemestre)
     sem_archive_id = formsemestre_id
-    archive_id = PVArchive.create_obj_archive(sem_archive_id, description)
-    date = PVArchive.get_archive_date(archive_id).strftime("%d/%m/%Y à %H:%M")
+    archive_id = PV_ARCHIVER.create_obj_archive(
+        sem_archive_id, description, formsemestre.dept_id
+    )
+    date = PV_ARCHIVER.get_archive_date(archive_id).strftime("%d/%m/%Y à %H:%M")
 
     if not group_ids:
         # tous les inscrits du semestre
@@ -347,7 +356,12 @@ def do_formsemestre_archive(
     # Tableau recap notes en XLS (pour tous les etudiants, n'utilise pas les groupes)
     data, _ = gen_formsemestre_recapcomplet_excel(res, include_evaluations=True)
     if data:
-        PVArchive.store(archive_id, "Tableau_moyennes" + scu.XLSX_SUFFIX, data)
+        PV_ARCHIVER.store(
+            archive_id,
+            "Tableau_moyennes" + scu.XLSX_SUFFIX,
+            data,
+            dept_id=formsemestre.dept_id,
+        )
     # Tableau recap notes en HTML (pour tous les etudiants, n'utilise pas les groupes)
     table_html, _, _ = gen_formsemestre_recapcomplet_html_table(
         formsemestre, res, include_evaluations=True
@@ -367,13 +381,17 @@ def do_formsemestre_archive(
                 html_sco_header.sco_footer(),
             ]
         )
-        PVArchive.store(archive_id, "Tableau_moyennes.html", data)
+        PV_ARCHIVER.store(
+            archive_id, "Tableau_moyennes.html", data, dept_id=formsemestre.dept_id
+        )
 
     # Bulletins en JSON
     data = gen_formsemestre_recapcomplet_json(formsemestre_id, xml_with_decisions=True)
     data_js = json.dumps(data, indent=1, cls=ScoDocJSONEncoder)
     if data:
-        PVArchive.store(archive_id, "Bulletins.json", data_js)
+        PV_ARCHIVER.store(
+            archive_id, "Bulletins.json", data_js, dept_id=formsemestre.dept_id
+        )
     # Décisions de jury, en XLS
     if formsemestre.formation.is_apc():
         response = jury_but_pv.pvjury_page_but(formsemestre_id, fmt="xls")
@@ -383,17 +401,23 @@ def do_formsemestre_archive(
             formsemestre_id, format="xls", publish=False
         )
     if data:
-        PVArchive.store(
+        PV_ARCHIVER.store(
             archive_id,
             "Decisions_Jury" + scu.XLSX_SUFFIX,
             data,
+            dept_id=formsemestre.dept_id,
         )
     # Classeur bulletins (PDF)
     data, _ = sco_bulletins_pdf.get_formsemestre_bulletins_pdf(
         formsemestre_id, version=bul_version
     )
     if data:
-        PVArchive.store(archive_id, "Bulletins.pdf", data)
+        PV_ARCHIVER.store(
+            archive_id,
+            "Bulletins.pdf",
+            data,
+            dept_id=formsemestre.dept_id,
+        )
     # Lettres individuelles (PDF):
     data = sco_pv_lettres_inviduelles.pdf_lettres_individuelles(
         formsemestre_id,
@@ -403,7 +427,12 @@ def do_formsemestre_archive(
         signature=signature,
     )
     if data:
-        PVArchive.store(archive_id, f"CourriersDecisions{groups_filename}.pdf", data)
+        PV_ARCHIVER.store(
+            archive_id,
+            f"CourriersDecisions{groups_filename}.pdf",
+            data,
+            dept_id=formsemestre.dept_id,
+        )
 
     # PV de jury (PDF):
     data = sco_pv_pdf.pvjury_pdf(
@@ -419,7 +448,12 @@ def do_formsemestre_archive(
         anonymous=anonymous,
     )
     if data:
-        PVArchive.store(archive_id, f"PV_Jury{groups_filename}.pdf", data)
+        PV_ARCHIVER.store(
+            archive_id,
+            f"PV_Jury{groups_filename}.pdf",
+            data,
+            dept_id=formsemestre.dept_id,
+        )
 
 
 def formsemestre_archive(formsemestre_id, group_ids: list[int] = None):
@@ -558,14 +592,21 @@ enregistrés et non modifiables, on peut les retrouver ultérieurement.
 
 def formsemestre_list_archives(formsemestre_id):
     """Page listing archives"""
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
     sem_archive_id = formsemestre_id
     L = []
-    for archive_id in PVArchive.list_obj_archives(sem_archive_id):
+    for archive_id in PV_ARCHIVER.list_obj_archives(
+        sem_archive_id, dept_id=formsemestre.dept_id
+    ):
         a = {
             "archive_id": archive_id,
-            "description": PVArchive.get_archive_description(archive_id),
-            "date": PVArchive.get_archive_date(archive_id),
-            "content": PVArchive.list_archive(archive_id),
+            "description": PV_ARCHIVER.get_archive_description(
+                archive_id, dept_id=formsemestre.dept_id
+            ),
+            "date": PV_ARCHIVER.get_archive_date(archive_id),
+            "content": PV_ARCHIVER.list_archive(
+                archive_id, dept_id=formsemestre.dept_id
+            ),
         }
         L.append(a)
 
@@ -575,7 +616,7 @@ def formsemestre_list_archives(formsemestre_id):
     else:
         H.append("<ul>")
         for a in L:
-            archive_name = PVArchive.get_archive_name(a["archive_id"])
+            archive_name = PV_ARCHIVER.get_archive_name(a["archive_id"])
             H.append(
                 '<li>%s : <em>%s</em> (<a href="formsemestre_delete_archive?formsemestre_id=%s&archive_name=%s">supprimer</a>)<ul>'
                 % (
@@ -602,7 +643,9 @@ def formsemestre_get_archived_file(formsemestre_id, archive_name, filename):
     """Send file to client."""
     formsemestre: FormSemestre = FormSemestre.query.get_or_404(formsemestre_id)
     sem_archive_id = formsemestre.id
-    return PVArchive.get_archived_file(sem_archive_id, archive_name, filename)
+    return PV_ARCHIVER.get_archived_file(
+        sem_archive_id, archive_name, filename, dept_id=formsemestre.dept_id
+    )
 
 
 def formsemestre_delete_archive(formsemestre_id, archive_name, dialog_confirmed=False):
@@ -617,7 +660,9 @@ def formsemestre_delete_archive(formsemestre_id, archive_name, dialog_confirmed=
             )
         )
     sem_archive_id = formsemestre_id
-    archive_id = PVArchive.get_id_from_name(sem_archive_id, archive_name)
+    archive_id = PV_ARCHIVER.get_id_from_name(
+        sem_archive_id, archive_name, dept_id=formsemestre.dept_id
+    )
 
     dest_url = url_for(
         "notes.formsemestre_list_archives",
@@ -628,7 +673,7 @@ def formsemestre_delete_archive(formsemestre_id, archive_name, dialog_confirmed=
     if not dialog_confirmed:
         return scu.confirm_dialog(
             f"""<h2>Confirmer la suppression de l'archive du {
-                PVArchive.get_archive_date(archive_id).strftime("%d/%m/%Y %H:%M")
+                PV_ARCHIVER.get_archive_date(archive_id).strftime("%d/%m/%Y %H:%M")
             } ?</h2>
                <p>La suppression sera définitive.</p>
             """,
@@ -640,6 +685,6 @@ def formsemestre_delete_archive(formsemestre_id, archive_name, dialog_confirmed=
             },
         )
 
-    PVArchive.delete_archive(archive_id)
+    PV_ARCHIVER.delete_archive(archive_id, dept_id=formsemestre.dept_id)
     flash("Archive supprimée")
     return flask.redirect(dest_url)
diff --git a/app/scodoc/sco_archives_etud.py b/app/scodoc/sco_archives_etud.py
index b538d0f5e7..4bc76a10f8 100644
--- a/app/scodoc/sco_archives_etud.py
+++ b/app/scodoc/sco_archives_etud.py
@@ -52,7 +52,8 @@ class EtudsArchiver(sco_archives.BaseArchiver):
         sco_archives.BaseArchiver.__init__(self, archive_type="docetuds")
 
 
-EtudsArchive = EtudsArchiver()
+# Global au processus, attention !
+ETUDS_ARCHIVER = EtudsArchiver()
 
 
 def can_edit_etud_archive(authuser):
@@ -60,21 +61,21 @@ def can_edit_etud_archive(authuser):
     return authuser.has_permission(Permission.ScoEtudAddAnnotations)
 
 
-def etud_list_archives_html(etudid):
+def etud_list_archives_html(etud: Identite):
     """HTML snippet listing archives"""
     can_edit = can_edit_etud_archive(current_user)
-    etuds = sco_etud.get_etud_info(etudid=etudid)
-    if not etuds:
-        raise ScoValueError("étudiant inexistant")
-    etud = etuds[0]
-    etud_archive_id = etudid
+    etud_archive_id = etud.id
     L = []
-    for archive_id in EtudsArchive.list_obj_archives(etud_archive_id):
+    for archive_id in ETUDS_ARCHIVER.list_obj_archives(
+        etud_archive_id, dept_id=etud.dept_id
+    ):
         a = {
             "archive_id": archive_id,
-            "description": EtudsArchive.get_archive_description(archive_id),
-            "date": EtudsArchive.get_archive_date(archive_id),
-            "content": EtudsArchive.list_archive(archive_id),
+            "description": ETUDS_ARCHIVER.get_archive_description(
+                archive_id, dept_id=etud.dept_id
+            ),
+            "date": ETUDS_ARCHIVER.get_archive_date(archive_id),
+            "content": ETUDS_ARCHIVER.list_archive(archive_id, dept_id=etud.dept_id),
         }
         L.append(a)
     delete_icon = scu.icontag(
@@ -85,7 +86,7 @@ def etud_list_archives_html(etudid):
     )
     H = ['<div class="etudarchive"><ul>']
     for a in L:
-        archive_name = EtudsArchive.get_archive_name(a["archive_id"])
+        archive_name = ETUDS_ARCHIVER.get_archive_name(a["archive_id"])
         H.append(
             """<li><span class ="etudarchive_descr" title="%s">%s</span>"""
             % (a["date"].strftime("%d/%m/%Y %H:%M"), a["description"])
@@ -93,14 +94,14 @@ def etud_list_archives_html(etudid):
         for filename in a["content"]:
             H.append(
                 """<a class="stdlink etudarchive_link" href="etud_get_archived_file?etudid=%s&archive_name=%s&filename=%s">%s</a>"""
-                % (etudid, archive_name, filename, filename)
+                % (etud.id, archive_name, filename, filename)
             )
         if not a["content"]:
             H.append("<em>aucun fichier !</em>")
         if can_edit:
             H.append(
                 '<span class="deletudarchive"><a class="smallbutton" href="etud_delete_archive?etudid=%s&archive_name=%s">%s</a></span>'
-                % (etudid, archive_name, delete_icon)
+                % (etud.id, archive_name, delete_icon)
             )
         else:
             H.append('<span class="deletudarchive">' + delete_disabled_icon + "</span>")
@@ -108,7 +109,7 @@ def etud_list_archives_html(etudid):
     if can_edit:
         H.append(
             '<li class="addetudarchive"><a class="stdlink" href="etud_upload_file_form?etudid=%s">ajouter un fichier</a></li>'
-            % etudid
+            % etud.id
         )
     H.append("</ul></div>")
     return "".join(H)
@@ -121,12 +122,13 @@ def add_archives_info_to_etud_list(etuds):
     for etud in etuds:
         l = []
         etud_archive_id = etud["etudid"]
-        for archive_id in EtudsArchive.list_obj_archives(etud_archive_id):
+        # Here, ETUDS_ARCHIVER will use g.dept_id
+        for archive_id in ETUDS_ARCHIVER.list_obj_archives(etud_archive_id):
             l.append(
                 "%s (%s)"
                 % (
-                    EtudsArchive.get_archive_description(archive_id),
-                    EtudsArchive.list_archive(archive_id)[0],
+                    ETUDS_ARCHIVER.get_archive_description(archive_id),
+                    ETUDS_ARCHIVER.list_archive(archive_id)[0],
                 )
             )
             etud["etudarchive"] = ", ".join(l)
@@ -197,8 +199,8 @@ def _store_etud_file_to_new_archive(
     filesize = len(data)
     if filesize < 10 or filesize > scu.CONFIG.ETUD_MAX_FILE_SIZE:
         return False, f"Fichier archive '{filename}' de taille invalide ! ({filesize})"
-    archive_id = EtudsArchive.create_obj_archive(etud_archive_id, description)
-    EtudsArchive.store(archive_id, filename, data)
+    archive_id = ETUDS_ARCHIVER.create_obj_archive(etud_archive_id, description)
+    ETUDS_ARCHIVER.store(archive_id, filename, data)
     return True, "ok"
 
 
@@ -212,14 +214,16 @@ def etud_delete_archive(etudid, archive_name, dialog_confirmed=False):
         raise ScoValueError("étudiant inexistant")
     etud = etuds[0]
     etud_archive_id = etud["etudid"]
-    archive_id = EtudsArchive.get_id_from_name(etud_archive_id, archive_name)
+    archive_id = ETUDS_ARCHIVER.get_id_from_name(
+        etud_archive_id, archive_name, dept_id=etud["dept_id"]
+    )
     if not dialog_confirmed:
         return scu.confirm_dialog(
             """<h2>Confirmer la suppression des fichiers ?</h2>
             <p>Fichier associé le %s à l'étudiant %s</p>
                <p>La suppression sera définitive.</p>"""
             % (
-                EtudsArchive.get_archive_date(archive_id).strftime("%d/%m/%Y %H:%M"),
+                ETUDS_ARCHIVER.get_archive_date(archive_id).strftime("%d/%m/%Y %H:%M"),
                 etud["nomprenom"],
             ),
             dest_url="",
@@ -232,7 +236,7 @@ def etud_delete_archive(etudid, archive_name, dialog_confirmed=False):
             parameters={"etudid": etudid, "archive_name": archive_name},
         )
 
-    EtudsArchive.delete_archive(archive_id)
+    ETUDS_ARCHIVER.delete_archive(archive_id, dept_id=etud["dept_id"])
     flash("Archive supprimée")
     return flask.redirect(
         url_for("scolar.ficheEtud", scodoc_dept=g.scodoc_dept, etudid=etudid)
@@ -246,7 +250,9 @@ def etud_get_archived_file(etudid, archive_name, filename):
         raise ScoValueError("étudiant inexistant")
     etud = etuds[0]
     etud_archive_id = etud["etudid"]
-    return EtudsArchive.get_archived_file(etud_archive_id, archive_name, filename)
+    return ETUDS_ARCHIVER.get_archived_file(
+        etud_archive_id, archive_name, filename, dept_id=etud["dept_id"]
+    )
 
 
 # --- Upload d'un ensemble de fichiers (pour un groupe d'étudiants)
diff --git a/app/scodoc/sco_archives_justificatifs.py b/app/scodoc/sco_archives_justificatifs.py
index 0030d203a6..dc99c33915 100644
--- a/app/scodoc/sco_archives_justificatifs.py
+++ b/app/scodoc/sco_archives_justificatifs.py
@@ -102,7 +102,7 @@ class JustificatifArchiver(BaseArchiver):
 
     def save_justificatif(
         self,
-        etudid: int,
+        etud: Identite,
         filename: str,
         data: bytes or str,
         archive_name: str = None,
@@ -113,17 +113,18 @@ class JustificatifArchiver(BaseArchiver):
         Ajoute un fichier dans une archive "justificatif" pour l'etudid donné
         Retourne l'archive_name utilisé
         """
-        self._set_dept(etudid)
         if archive_name is None:
             archive_id: str = self.create_obj_archive(
-                oid=etudid, description=description
+                oid=etud.id, description=description, dept_id=etud.dept_id
             )
         else:
-            archive_id: str = self.get_id_from_name(etudid, archive_name)
+            archive_id: str = self.get_id_from_name(
+                etud.id, archive_name, dept_id=etud.dept_id
+            )
 
-        fname: str = self.store(archive_id, filename, data)
+        fname: str = self.store(archive_id, filename, data, dept_id=etud.dept_id)
 
-        trace = Trace(self.get_obj_dir(etudid))
+        trace = Trace(self.get_obj_dir(etud.id, dept_id=etud.dept_id))
         trace.set_trace(fname, mode="entry")
         if user_id is not None:
             trace.set_trace(fname, mode="user_id", current_user=user_id)
@@ -132,7 +133,7 @@ class JustificatifArchiver(BaseArchiver):
 
     def delete_justificatif(
         self,
-        etudid: int,
+        etud: Identite,
         archive_name: str,
         filename: str = None,
         has_trace: bool = True,
@@ -140,92 +141,91 @@ class JustificatifArchiver(BaseArchiver):
         """
         Supprime une archive ou un fichier particulier de l'archivage de l'étudiant donné
 
-        Si trace == True : sauvegarde le nom du/des fichier(s) supprimé(s) dans la trace de l'étudiant
+        Si trace == True : sauvegarde le nom du/des fichier(s) supprimé(s)
+            dans la trace de l'étudiant
         """
-        self._set_dept(etudid)
-        if str(etudid) not in self.list_oids():
-            raise ValueError(f"Aucune archive pour etudid[{etudid}]")
+        if str(etud.id) not in self.list_oids():
+            raise ValueError(f"Aucune archive pour etudid[{etud.id}]")
 
-        archive_id = self.get_id_from_name(etudid, archive_name)
+        archive_id = self.get_id_from_name(etud.id, archive_name, dept_id=etud.dept_id)
 
         if filename is not None:
-            if filename not in self.list_archive(archive_id):
+            if filename not in self.list_archive(archive_id, dept_id=etud.dept_id):
                 raise ValueError(
-                    f"filename {filename} inconnu dans l'archive archive_id[{archive_id}] -> etudid[{etudid}]"
+                    f"""filename {filename} inconnu dans l'archive archive_id[{
+                        archive_id}] -> etudid[{etud.id}]"""
                 )
 
-            path: str = os.path.join(self.get_obj_dir(etudid), archive_id, filename)
+            path: str = os.path.join(
+                self.get_obj_dir(etud.id, dept_id=etud.dept_id), archive_id, filename
+            )
 
             if os.path.isfile(path):
                 if has_trace:
-                    trace = Trace(self.get_obj_dir(etudid))
+                    trace = Trace(self.get_obj_dir(etud.id, dept_id=etud.dept_id))
                     trace.set_trace(filename, mode="delete")
                 os.remove(path)
 
         else:
             if has_trace:
-                trace = Trace(self.get_obj_dir(etudid))
-                trace.set_trace(*self.list_archive(archive_id), mode="delete")
+                trace = Trace(self.get_obj_dir(etud.id, dept_id=etud.dept_id))
+                trace.set_trace(
+                    *self.list_archive(archive_id, dept_id=etud.dept_id), mode="delete"
+                )
 
             self.delete_archive(
                 os.path.join(
-                    self.get_obj_dir(etudid),
+                    self.get_obj_dir(etud.id, dept_id=etud.dept_id),
                     archive_id,
                 )
             )
 
     def list_justificatifs(
-        self, archive_name: str, etudid: int
+        self, archive_name: str, etud: Identite
     ) -> list[tuple[str, int]]:
         """
         Retourne la liste des noms de fichiers dans l'archive donnée
         """
-        self._set_dept(etudid)
         filenames: list[str] = []
-        archive_id = self.get_id_from_name(etudid, archive_name)
+        archive_id = self.get_id_from_name(etud.id, archive_name, dept_id=etud.dept_id)
 
-        filenames = self.list_archive(archive_id)
-        trace: Trace = Trace(self.get_obj_dir(etudid))
+        filenames = self.list_archive(archive_id, dept_id=etud.dept_id)
+        trace: Trace = Trace(self.get_obj_dir(etud.id, dept_id=etud.dept_id))
         traced = trace.get_trace(filenames)
         retour = [(key, value[2]) for key, value in traced.items()]
 
         return retour
 
-    def get_justificatif_file(self, archive_name: str, etudid: int, filename: str):
+    def get_justificatif_file(self, archive_name: str, etud: Identite, filename: str):
         """
         Retourne une réponse de téléchargement de fichier si le fichier existe
         """
-        self._set_dept(etudid)
-        archive_id: str = self.get_id_from_name(etudid, archive_name)
-        if filename in self.list_archive(archive_id):
-            return self.get_archived_file(etudid, archive_name, filename)
+        archive_id: str = self.get_id_from_name(
+            etud.id, archive_name, dept_id=etud.dept_id
+        )
+        if filename in self.list_archive(archive_id, dept_id=etud.dept_id):
+            return self.get_archived_file(
+                etud.id, archive_name, filename, dept_id=etud.dept_id
+            )
         raise ScoValueError(
             f"Fichier {filename} introuvable dans l'archive {archive_name}"
         )
 
-    def _set_dept(self, etudid: int):
-        """
-        Mets à jour le dept_id de l'archiver en fonction du département de l'étudiant
-        """
-        etud: Identite = Identite.query.filter_by(id=etudid).first()
-        self.set_dept_id(etud.dept_id)
-
     def remove_dept_archive(self, dept_id: int = None):
         """
         Supprime toutes les archives d'un département (ou de tous les départements)
         ⚠ Supprime aussi les fichiers de trace ⚠
         """
-        self.set_dept_id(1)
-        self.initialize()
-
+        # juste pour récupérer .root, dept_id n'a pas d'importance
+        self.initialize(dept_id=1)
         if dept_id is None:
             rmtree(self.root, ignore_errors=True)
         else:
             rmtree(os.path.join(self.root, str(dept_id)), ignore_errors=True)
 
-    def get_trace(
-        self, etudid: int, *fnames: str
+    def get_trace(  # XXX inutilisée ?
+        self, etud: Identite, *fnames: str
     ) -> dict[str, list[datetime, datetime]]:
         """Récupère la trace des justificatifs de l'étudiant"""
-        trace = Trace(self.get_obj_dir(etudid))
+        trace = Trace(self.get_obj_dir(etud.id, etud.dept_id))
         return trace.get_trace(fnames)
diff --git a/app/scodoc/sco_etape_apogee.py b/app/scodoc/sco_etape_apogee.py
index 01081021e8..ce0f5457af 100644
--- a/app/scodoc/sco_etape_apogee.py
+++ b/app/scodoc/sco_etape_apogee.py
@@ -85,7 +85,7 @@ class ApoCSVArchiver(sco_archives.BaseArchiver):
         sco_archives.BaseArchiver.__init__(self, archive_type="apo_csv")
 
 
-ApoCSVArchive = ApoCSVArchiver()
+APO_CSV_ARCHIVER = ApoCSVArchiver()
 
 
 # def get_sem_apo_archive(formsemestre_id):
@@ -126,9 +126,9 @@ def apo_csv_store(csv_data: str, annee_scolaire, sem_id):
 
     oid = f"{annee_scolaire}-{sem_id}"
     description = f"""{str(apo_data.etape)};{annee_scolaire};{sem_id}"""
-    archive_id = ApoCSVArchive.create_obj_archive(oid, description)
+    archive_id = APO_CSV_ARCHIVER.create_obj_archive(oid, description)
     csv_data_bytes = csv_data.encode(sco_apogee_reader.APO_OUTPUT_ENCODING)
-    ApoCSVArchive.store(archive_id, filename, csv_data_bytes)
+    APO_CSV_ARCHIVER.store(archive_id, filename, csv_data_bytes)
 
     return apo_data.etape
 
@@ -138,7 +138,7 @@ def apo_csv_list_stored_archives(annee_scolaire=None, sem_id=None, etapes=None):
     :return: list of informations about stored CSV
     [ { } ]
     """
-    oids = ApoCSVArchive.list_oids()  # [ '2016-1', ... ]
+    oids = APO_CSV_ARCHIVER.list_oids()  # [ '2016-1', ... ]
     # filter
     if annee_scolaire:
         e = re.compile(str(annee_scolaire) + "-.+")
@@ -149,9 +149,9 @@ def apo_csv_list_stored_archives(annee_scolaire=None, sem_id=None, etapes=None):
 
     infos = []  # liste d'infos
     for oid in oids:
-        archive_ids = ApoCSVArchive.list_obj_archives(oid)
+        archive_ids = APO_CSV_ARCHIVER.list_obj_archives(oid)
         for archive_id in archive_ids:
-            description = ApoCSVArchive.get_archive_description(archive_id)
+            description = APO_CSV_ARCHIVER.get_archive_description(archive_id)
             fs = tuple(description.split(";"))
             if len(fs) == 3:
                 arch_etape_apo, arch_annee_scolaire, arch_sem_id = fs
@@ -165,7 +165,7 @@ def apo_csv_list_stored_archives(annee_scolaire=None, sem_id=None, etapes=None):
                         "annee_scolaire": int(arch_annee_scolaire),
                         "sem_id": int(arch_sem_id),
                         "etape_apo": arch_etape_apo,  # qui contient éventuellement le VDI
-                        "date": ApoCSVArchive.get_archive_date(archive_id),
+                        "date": APO_CSV_ARCHIVER.get_archive_date(archive_id),
                     }
                 )
     infos.sort(key=lambda x: x["etape_apo"])
@@ -185,7 +185,7 @@ def apo_csv_list_stored_etapes(annee_scolaire, sem_id=None, etapes=None):
 
 def apo_csv_delete(archive_id):
     """Delete archived CSV"""
-    ApoCSVArchive.delete_archive(archive_id)
+    APO_CSV_ARCHIVER.delete_archive(archive_id)
 
 
 def apo_csv_get_archive(etape_apo, annee_scolaire="", sem_id=""):
@@ -209,7 +209,7 @@ def apo_csv_get(etape_apo="", annee_scolaire="", sem_id="") -> str:
             "Etape %s non enregistree (%s, %s)" % (etape_apo, annee_scolaire, sem_id)
         )
     archive_id = info["archive_id"]
-    data = ApoCSVArchive.get(archive_id, etape_apo + ".csv")
+    data = APO_CSV_ARCHIVER.get(archive_id, etape_apo + ".csv")
     # ce fichier a été archivé donc généré par ScoDoc
     # son encodage est donc APO_OUTPUT_ENCODING
     return data.decode(sco_apogee_reader.APO_OUTPUT_ENCODING)
diff --git a/app/scodoc/sco_formsemestre_status.py b/app/scodoc/sco_formsemestre_status.py
index 286bcf113c..7e67e4af8c 100755
--- a/app/scodoc/sco_formsemestre_status.py
+++ b/app/scodoc/sco_formsemestre_status.py
@@ -448,7 +448,7 @@ def formsemestre_status_menubar(formsemestre: FormSemestre) -> str:
             "title": "Documents archivés",
             "endpoint": "notes.formsemestre_list_archives",
             "args": {"formsemestre_id": formsemestre_id},
-            "enabled": sco_archives.PVArchive.list_obj_archives(formsemestre_id),
+            "enabled": sco_archives.PV_ARCHIVER.list_obj_archives(formsemestre_id),
         },
     ]
 
diff --git a/app/scodoc/sco_page_etud.py b/app/scodoc/sco_page_etud.py
index 403b894722..554ce78046 100644
--- a/app/scodoc/sco_page_etud.py
+++ b/app/scodoc/sco_page_etud.py
@@ -441,7 +441,7 @@ def ficheEtud(etudid=None):
     # Fichiers archivés:
     info["fichiers_archive_htm"] = (
         '<div class="fichetitre">Fichiers associés</div>'
-        + sco_archives_etud.etud_list_archives_html(etudid)
+        + sco_archives_etud.etud_list_archives_html(etud)
     )
 
     # Devenir de l'étudiant:
diff --git a/app/views/notes.py b/app/views/notes.py
index 51a24caee2..8d18445185 100644
--- a/app/views/notes.py
+++ b/app/views/notes.py
@@ -44,7 +44,7 @@ from app import models
 from app.auth.models import User
 from app.but import (
     apc_edit_ue,
-    bulletin_but_court,
+    bulletin_but_court,  # ne pas enlever: ajoute des routes !
     cursus_but,
     jury_edit_manual,
     jury_but,
diff --git a/sco_version.py b/sco_version.py
index 34eef316d5..8343cb8263 100644
--- a/sco_version.py
+++ b/sco_version.py
@@ -1,7 +1,7 @@
 # -*- mode: python -*-
 # -*- coding: utf-8 -*-
 
-SCOVERSION = "9.6.24"
+SCOVERSION = "9.6.25"
 
 SCONAME = "ScoDoc"