N.Y. Comp. Codes R. & Regs. tit. 1, § 21.42
(a) The Class I differential adjusted for location to be used in section 21.40(b) and (c) of this Part shall be as follows:
| County in New York | Differential |
|---|---|
| Allegany | 2.30 |
| Cattaraugus | 2.10 |
| Cayuga | 2.30 |
| Chautauqua | 2.10 |
| Erie | 2.20 |
| Genesee | 2.20 |
| Livingston | 2.30 |
| Monroe | 2.30 |
| Niagara | 2.20 |
| Ontario | 2.30 |
| Orleans | 2.20 |
| Seneca | 2.30 |
| Steuben | 2.30 |
| Wayne | 2.30 |
| Wyoming | 2.20 |
| Yates | 2.30 |