diff --git a/app/api/routers/misc.py b/app/api/routers/misc.py
index 2cb09f3..5454ccf 100644
--- a/app/api/routers/misc.py
+++ b/app/api/routers/misc.py
@@ -547,8 +547,10 @@ def create_task(project_code: str, milestone_id: int, task_data: dict, db: Sessi
     if ms.status and hasattr(ms.status, "value") and ms.status.value == "progressing":
         raise HTTPException(status_code=400, detail="Cannot add items to a milestone that is in_progress")
     
-    max_task = db.query(Task).filter(Task.project_id == project.id).order_by(Task.id.desc()).first()
-    next_id = (max_task.id + 1) if max_task else 1
+    # Generate task_code: milestoneCode:T{i:05x}
+    milestone_code = ms.milestone_code or f"m{ms.id}"
+    max_task = db.query(Task).filter(Task.milestone_id == ms.id).order_by(Task.id.desc()).first()
+    next_num = (max_task.id + 1) if max_task else 1
     task_code = f"{milestone_code}:T{next_num:05x}"
     
     est_time = None
@@ -695,6 +697,12 @@ def create_support(project_code: str, milestone_id: int, support_data: dict, db:
     if ms.status and hasattr(ms.status, "value") and ms.status.value == "progressing":
         raise HTTPException(status_code=400, detail="Cannot add items to a milestone that is in_progress")
     
+    # Generate support_code: milestoneCode:S{i:05x}
+    milestone_code = ms.milestone_code or f"m{ms.id}"
+    max_support = db.query(Support).filter(Support.milestone_id == milestone_id).order_by(Support.id.desc()).first()
+    next_num = (max_support.id + 1) if max_support else 1
+    support_code = f"{milestone_code}:S{next_num:05x}"
+    
     support = Support(
         title=support_data.get("title"),
         description=support_data.get("description"),
@@ -703,6 +711,7 @@ def create_support(project_code: str, milestone_id: int, support_data: dict, db:
         project_id=project.id,
         milestone_id=milestone_id,
         reporter_id=current_user.id,
+        support_code=support_code,
     )
     db.add(support)
     db.commit()
@@ -750,6 +759,12 @@ def create_meeting(project_code: str, milestone_id: int, meeting_data: dict, db:
     if ms.status and hasattr(ms.status, "value") and ms.status.value == "progressing":
         raise HTTPException(status_code=400, detail="Cannot add items to a milestone that is in_progress")
     
+    # Generate meeting_code: milestoneCode:M{i:05x}
+    milestone_code = ms.milestone_code or f"m{ms.id}"
+    max_meeting = db.query(Meeting).filter(Meeting.milestone_id == milestone_id).order_by(Meeting.id.desc()).first()
+    next_num = (max_meeting.id + 1) if max_meeting else 1
+    meeting_code = f"{milestone_code}:M{next_num:05x}"
+    
     scheduled_at = None
     if meeting_data.get("scheduled_at"):
         try:
@@ -765,6 +780,7 @@ def create_meeting(project_code: str, milestone_id: int, meeting_data: dict, db:
         project_id=project.id,
         milestone_id=milestone_id,
         reporter_id=current_user.id,
+        meeting_code=meeting_code,
         scheduled_at=scheduled_at,
         duration_minutes=meeting_data.get("duration_minutes"),
     )