Index: grails-app/controllers/com/lemans/ds/catalog/CatalogInstanceController.groovy
===================================================================
diff -u -rc4a0bac1bd749cde79ea08298eee9100a7a001c2 -rd2311b73f8b96b5c8b3426860221cb63b9f8bb57
--- grails-app/controllers/com/lemans/ds/catalog/CatalogInstanceController.groovy	(.../CatalogInstanceController.groovy)	(revision c4a0bac1bd749cde79ea08298eee9100a7a001c2)
+++ grails-app/controllers/com/lemans/ds/catalog/CatalogInstanceController.groovy	(.../CatalogInstanceController.groovy)	(revision d2311b73f8b96b5c8b3426860221cb63b9f8bb57)
@@ -14,7 +14,7 @@
     }
 
     def index() {
-        Map criteria = common() + pagination() + filters(['year', 'marketingName', 'catalogId', 'catalogName'])
+        Map criteria = common() + pagination() + filters(['year', 'marketingName', 'catalogId', 'catalogName', 'tagId'])
         renderPaginated catalogInstanceService.findAll(criteria)
     }
 
Index: grails-app/services/com/lemans/ds/catalog/CatalogInstanceService.groovy
===================================================================
diff -u -rc4a0bac1bd749cde79ea08298eee9100a7a001c2 -rd2311b73f8b96b5c8b3426860221cb63b9f8bb57
--- grails-app/services/com/lemans/ds/catalog/CatalogInstanceService.groovy	(.../CatalogInstanceService.groovy)	(revision c4a0bac1bd749cde79ea08298eee9100a7a001c2)
+++ grails-app/services/com/lemans/ds/catalog/CatalogInstanceService.groovy	(.../CatalogInstanceService.groovy)	(revision d2311b73f8b96b5c8b3426860221cb63b9f8bb57)
@@ -28,6 +28,26 @@
         if (criteria.catalogName) {
             clauses << "catalogName like '${replaceAsteriskToPercentageForLikeSearch(criteria.catalogName)}'" }
         if (criteria.catalogId) { clauses << 'catalogId = :catalogId' }
+        if (criteria.tagId) {
+            if (criteria.tagId.toString().contains('!')) {
+                clauses << """ NOT EXISTS (
+                  SELECT 1
+                  FROM dbo.FlagValue fv
+                  WHERE fv.dateDeleted IS NULL
+                  AND fv.entityId = x.catalogInstanceId
+                  AND fv.flagId = 82
+                )"""
+            } else {
+                clauses << """EXISTS (
+                  SELECT 1
+                  FROM dbo.FlagValue fv
+                  WHERE fv.dateDeleted IS NULL
+                  AND fv.entityId = x.catalogInstanceId
+                  AND fv.flagId = 82
+                )"""
+            }
+        }
+
         clauses << 'dateDeleted IS NULL'
         clauses
     }