diff --git a/scripts/verify-no-legacy-data-source.sh b/scripts/verify-no-legacy-data-source.sh
index f1ba2ae..2e7107c 100755
--- a/scripts/verify-no-legacy-data-source.sh
+++ b/scripts/verify-no-legacy-data-source.sh
@@ -79,6 +79,25 @@ if [[ -n "$fused_hits" ]]; then
   fail "exported fused tables are not allowed in fidc-backtest-engine runtime; use Strategy Factory Source Lake source rows directly" "$fused_hits"
 fi
 
+feature_store_hits="$(
+  rg -n \
+    --glob '!**/.git/**' \
+    --glob '!**/target/**' \
+    --glob '!**/docs/**' \
+    --glob '!**/*.md' \
+    --glob '!**/tests/**' \
+    --glob '!**/*test*.rs' \
+    --glob '!crates/fidc-core/src/strategy_ai.rs' \
+    --glob '!scripts/verify-no-legacy-data-source.sh' \
+    'research_feature_store|feature_store|FEATURE_STORE|daily_minute_current|FIDC_STRATEGY_FACTORY_ENABLE_FEATURE_STORE_CACHE|ALPHA_FACTORY_ENABLE_FEATURE_STORE_CACHE|ENABLE_FEATURE_STORE_CACHE' \
+    crates Cargo.toml \
+    2>/dev/null || true
+)"
+
+if [[ -n "$feature_store_hits" ]]; then
+  fail "historical feature-store paths are not allowed in fidc-backtest-engine runtime; use Strategy Factory Source Lake raw/indicator/artifact partitions and discardable caches" "$feature_store_hits"
+fi
+
 truth_csv_hits="$(
   rg -n \
     --glob '!**/.git/**' \