diff --git a/source/app/alembic/versions/9e8744ca051b_add_case_close_datetime.py b/source/app/alembic/versions/9e8744ca051b_add_case_close_datetime.py
new file mode 100644
index 000000000..b8908f974
--- /dev/null
+++ b/source/app/alembic/versions/9e8744ca051b_add_case_close_datetime.py
@@ -0,0 +1,36 @@
+"""Add case close_datetime
+
+Revision ID: 9e8744ca051b
+Revises: 11aa5b725b8e
+Create Date: 2024-11-18 16:03:05.620518
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+from app.alembic.alembic_utils import _table_has_column
+
+
+# revision identifiers, used by Alembic.
+revision = '9e8744ca051b'
+down_revision = 'd5a720d1b99b'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.execute('COMMIT')
+    
+    if not _table_has_column('cases', 'close_datetime'):
+        op.add_column('cases',
+                      sa.Column('close_datetime', sa.DateTime, default=False),
+                      # insert_after requires alembic 1.10.0 or higher
+                      #insert_after = 'initial_date'
+                      )
+    return
+
+
+def downgrade():
+    if _table_has_column('cases', 'close_datetime'):
+        op.drop_column('cases', 'close_datetime')
+    return
diff --git a/source/app/datamgmt/manage/manage_cases_db.py b/source/app/datamgmt/manage/manage_cases_db.py
index 609bd6037..458c014a4 100644
--- a/source/app/datamgmt/manage/manage_cases_db.py
+++ b/source/app/datamgmt/manage/manage_cases_db.py
@@ -119,6 +119,7 @@ def list_cases_dict(user_id):
         Client.name.label('client_name'),
         Cases.open_date.label('case_open_date'),
         Cases.close_date.label('case_close_date'),
+        Cases.close_datetime.label('case_close_datetime'),
         Cases.soc_id.label('case_soc_id'),
         Cases.user_id.label('opened_by_user_id'),
         user_alias.user.label('opened_by'),
@@ -182,6 +183,8 @@ def close_case(case_id):
 
     if res:
         res.close_date = datetime.utcnow()
+        res.close_datetime = datetime.utcnow()
+
 
         res.state_id = get_case_state_by_name('Closed').state_id
 
@@ -223,6 +226,7 @@ def reopen_case(case_id):
 
     if res:
         res.close_date = None
+        res.close_datetime = None
 
         res.state_id = get_case_state_by_name('Open').state_id
 
@@ -274,6 +278,7 @@ def get_case_details_rt(case_id):
             Cases.custom_attributes,
             Cases.modification_history,
             Cases.initial_date,
+            Cases.close_datetime,
             Cases.classification_id,
             CaseClassification.name.label('classification'),
             Cases.reviewer_id,
diff --git a/source/app/models/cases.py b/source/app/models/cases.py
index cb253b99b..caa884fa1 100644
--- a/source/app/models/cases.py
+++ b/source/app/models/cases.py
@@ -56,6 +56,7 @@ class Cases(db.Model):
     description = Column(Text)
     open_date = Column(Date)
     close_date = Column(Date)
+    close_datetime = Column(DateTime)
     initial_date = Column(DateTime, nullable=False, server_default=text("now()"))
     closing_note = Column(Text)
     user_id = Column(ForeignKey('user.id'))
@@ -107,6 +108,7 @@ def __init__(self,
         self.open_date = datetime.utcnow()
         self.close_date = None
         self.initial_date = datetime.utcnow()
+        self.close_datetime = None
         self.custom_attributes = custom_attributes
         self.case_uuid = uuid.uuid4()
         self.status_id = 0
diff --git a/source/app/schema/marshables.py b/source/app/schema/marshables.py
index 94eb41190..80705dac9 100644
--- a/source/app/schema/marshables.py
+++ b/source/app/schema/marshables.py
@@ -1540,6 +1540,7 @@ class CaseSchema(ma.SQLAlchemyAutoSchema):
     protagonists: List[Dict[str, Any]] = fields.List(fields.Dict, required=False)
     case_tags: Optional[str] = fields.String(required=False)
     initial_date: Optional[datetime.datetime] = auto_field('initial_date', required=False)
+    close_datetime: Optional[datetime.datetime] = auto_field('close_datetime', required=False)
     classification_id: Optional[int] = auto_field('classification_id', required=False, allow_none=True)
     reviewer_id: Optional[int] = auto_field('reviewer_id', required=False, allow_none=True)
 
@@ -1547,7 +1548,7 @@ class Meta:
         model = Cases
         include_fk = True
         load_instance = True
-        exclude = ['name', 'description', 'soc_id', 'client_id', 'initial_date']
+        exclude = ['name', 'description', 'soc_id', 'client_id', 'initial_date', 'close_datetime']
         unknown = EXCLUDE
 
     @pre_load