N.Y. Comp. Codes R. & Regs. tit. 11, § 67.10
(a) An insurer may grant premium reductions when an inspection made pursuant to this Part discloses that previous damage or the prior condition of an insured automobile would result in a reduction in the amount payable for settlement of a private passenger automobile physical damage claim in the event of a total loss. An insurer may file revised premium rates, which would be effective under such circumstances, to reduce their fire and theft or comprehensive premium rates as follows:
| Diminution of value | Reduction permitted | |
| Under $500 | None | |
| $500.01 to $750 | 5% | |
| $750.01 to $1,000 | 7.5% | |
| More than $1,000 | 10% |