diff --git a/api-v3/src/database/migrations/1789844500000-phase-f3-1-family-catalog-sync.ts b/api-v3/src/database/migrations/1789844500000-phase-f3-1-family-catalog-sync.ts
new file mode 100644
index 0000000..e345f6b
--- /dev/null
+++ b/api-v3/src/database/migrations/1789844500000-phase-f3-1-family-catalog-sync.ts
@@ -0,0 +1,107 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+export class PhaseF31FamilyCatalogSync1789844500000 implements MigrationInterface {
+  name = 'PhaseF31FamilyCatalogSync1789844500000';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      CREATE OR REPLACE FUNCTION sync_asset_inventory_family_catalog()
+      RETURNS trigger
+      LANGUAGE plpgsql
+      AS $$
+      BEGIN
+        DELETE FROM finding_catalog_asset_overrides
+        WHERE asset_id=NEW.id
+          AND reason LIKE 'F3.1 familia técnica:%';
+
+        IF NEW.inventory_family_id IS NOT NULL THEN
+          INSERT INTO finding_catalog_asset_overrides (
+            asset_id,catalog_item_id,is_enabled,reason,created_by,updated_by
+          )
+          SELECT
+            NEW.id,mapping.catalog_item_id,true,
+            'F3.1 familia técnica: catálogo contextual automático',
+            NEW.created_by,NEW.updated_by
+          FROM finding_catalog_item_inventory_families mapping
+          WHERE mapping.inventory_family_id=NEW.inventory_family_id
+          ON CONFLICT (asset_id,catalog_item_id) DO UPDATE SET
+            is_enabled=true,
+            reason='F3.1 familia técnica: catálogo contextual automático',
+            updated_by=NEW.updated_by,
+            updated_at=CURRENT_TIMESTAMP;
+        END IF;
+        RETURN NEW;
+      END;
+      $$
+    `);
+    await queryRunner.query(`
+      CREATE TRIGGER trg_assets_inventory_family_catalog
+      AFTER INSERT OR UPDATE OF inventory_family_id ON assets
+      FOR EACH ROW EXECUTE FUNCTION sync_asset_inventory_family_catalog()
+    `);
+
+    await queryRunner.query(`
+      CREATE OR REPLACE FUNCTION sync_inventory_family_mapping_assets()
+      RETURNS trigger
+      LANGUAGE plpgsql
+      AS $$
+      BEGIN
+        IF TG_OP='DELETE' THEN
+          DELETE FROM finding_catalog_asset_overrides override_record
+          USING assets asset
+          WHERE override_record.asset_id=asset.id
+            AND asset.inventory_family_id=OLD.inventory_family_id
+            AND override_record.catalog_item_id=OLD.catalog_item_id
+            AND override_record.reason LIKE 'F3.1 familia técnica:%';
+          RETURN OLD;
+        END IF;
+
+        INSERT INTO finding_catalog_asset_overrides (
+          asset_id,catalog_item_id,is_enabled,reason,created_by,updated_by
+        )
+        SELECT
+          asset.id,NEW.catalog_item_id,true,
+          'F3.1 familia técnica: catálogo contextual automático',
+          asset.created_by,asset.updated_by
+        FROM assets asset
+        WHERE asset.inventory_family_id=NEW.inventory_family_id
+        ON CONFLICT (asset_id,catalog_item_id) DO UPDATE SET
+          is_enabled=true,
+          reason='F3.1 familia técnica: catálogo contextual automático',
+          updated_at=CURRENT_TIMESTAMP;
+        RETURN NEW;
+      END;
+      $$
+    `);
+    await queryRunner.query(`
+      CREATE TRIGGER trg_inventory_family_mapping_assets
+      AFTER INSERT OR DELETE ON finding_catalog_item_inventory_families
+      FOR EACH ROW EXECUTE FUNCTION sync_inventory_family_mapping_assets()
+    `);
+
+    await queryRunner.query(`
+      INSERT INTO finding_catalog_asset_overrides (
+        asset_id,catalog_item_id,is_enabled,reason,created_by,updated_by
+      )
+      SELECT
+        asset.id,mapping.catalog_item_id,true,
+        'F3.1 familia técnica: catálogo contextual automático',
+        asset.created_by,asset.updated_by
+      FROM assets asset
+      JOIN finding_catalog_item_inventory_families mapping
+        ON mapping.inventory_family_id=asset.inventory_family_id
+      WHERE asset.inventory_family_id IS NOT NULL
+      ON CONFLICT (asset_id,catalog_item_id) DO UPDATE SET
+        is_enabled=true,
+        reason='F3.1 familia técnica: catálogo contextual automático',
+        updated_at=CURRENT_TIMESTAMP
+    `);
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query('DROP TRIGGER IF EXISTS trg_inventory_family_mapping_assets ON finding_catalog_item_inventory_families');
+    await queryRunner.query('DROP FUNCTION IF EXISTS sync_inventory_family_mapping_assets()');
+    await queryRunner.query('DROP TRIGGER IF EXISTS trg_assets_inventory_family_catalog ON assets');
+    await queryRunner.query('DROP FUNCTION IF EXISTS sync_asset_inventory_family_catalog()');
+  }
+}