Any person served with a PAR as provided in section 2510.5(b) of this Part may, within 20 days from the date of mailing a copy of the PAR by the division pursuant to section 2510.5(b) of this Part, file a verified or affirmed answer thereto, by filing the same with the division. A copy of such answer to the PAR shall be served by the division upon the adverse party. The commissioner may, in his discretion, and for good cause shown, extend the time within which to answer.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 2510.6