JEFFERSON COUNTY UNIFORM CODE ADMINISTRATION & ENFORCEMENT
The County enforces the NYS Building Code in the following municipalities:
| TOWNS | VILLAGES |
| ADAMS | ADAMS |
| ALEXANDRIA | ALEXANDRIA BAY |
| ANTWERP | ANTWERP |
| BROWNVILLE | BROWNVILLE |
| CAPE VINCENT | CAPE VINCENT |
| CHAMPION | CARTHAGE |
| ELLISBURG | DEFERIET |
| HENDERSON | ELLISBURG |
| HOUNSFIELD | GLEN PARK |
| LERAY | MANNSVILLE |
| LORRAINE | SACKETS HARBOR |
| LYME | WEST CARTHAGE |
| ORLEANS | |
| PAMELIA | |
| RODMAN | |
| RUTLAND | |
| WATERTOWN | |
| WORTH |
The following municipalities enforce the NYS Building Code at the Local Level:
| TOWNS | VILLAGES |
| CLAYTON | CLAYTON |
| PHILADELPHIA | BLACK RIVER |
| THERESA | CHAUMONT |
| WILNA | DEXTER |
| EVANS MILLS | |
| PHILADELPHIA | |
| THERESA | |
| WATERTOWN (C) | |
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