diff --git a/PLAN.md b/PLAN.md
index a2d7e71..e035e3c 100644
--- a/PLAN.md
+++ b/PLAN.md
@@ -161,12 +161,12 @@ Check off items as completed. Each phase builds on the previous.
 - [x] **Commit checkpoint** (2eb0ca7)
 
 ### Step 4.3: Product Collection Event
-- [ ] Create `projections/products.py` for ProductCollected
-- [ ] Create `services/products.py` with collect_product function
-- [ ] Create `selection/resolver.py` with basic resolve_selection
-- [ ] Populate event_animals for each resolved animal
-- [ ] Write tests: event created, event_animals populated
-- [ ] **Commit checkpoint**
+- [x] Create `projections/products.py` for ProductCollected
+- [x] Create `services/products.py` with collect_product function
+- [x] Create `selection/resolver.py` with basic resolve_selection
+- [x] Populate event_animals for each resolved animal
+- [x] Write tests: event created, event_animals populated
+- [x] **Commit checkpoint** (d53decd)
 
 ### Step 4.4: 30-Day Stats Computation
 - [ ] Create migration for egg_stats_30d_by_location table