| Agency | Type | Cadence | Last Document | Status |
|---|---|---|---|---|
| Charleston County GIS | permit | Every 6h | 12/31/2025 | degraded — Pinned to Building_Permits_2025 (frozen 2025-12-31). Charleston County has not published a 2026 layer as of 2026-04-19. All 2026 County permits are missing from coverage. When the 2026 layer appears, update dataset_id and service_url. Probe: curl 'https://services.arcgis.com/jR9eNCjAkxwH2nLe/arcgis/rest/services?f=json' | grep Building_Permits |