N.Y. Comp. Codes R. & Regs. tit. 9 § 6204.1 : EXECUTIVE DEPARTMENT — State Board of Elections — Designating And Independent Nominating Petitions — Specification of objections to designating and independent nominating petitions

(a) Any person filing general objections to any designating or independent nominating petition filed with the State Board of Elections who thereafter files specifications of his objections to any such petition with such board shall do so in accordance with the provisions of section 6-154 of the Election Law. All such specifications shall substantially comply with the following requirements:
(1) the volume number, page number, and line number of any signature objected to on any petition shall be set forth in detail. In addition, any portion of any petition or any signature line or witness statement objected to shall be specifically identified and reasons given for any such objection;
(2) the total number of signatures objected to shall be set forth and all objections relating to a single signature line should be grouped together; and
(3) symbols and/or abbreviations may be used to set forth objections, provided that a sheet explaining the meaning of any such symbols and/or abbreviations is attached to the specifications.
(b) No specifications of objections to any petition will be considered by the board unless the objector filing the specifications personally delivers or mails by registered or certified mail a duplicate copy of the specification to each candidate for public office named on the petition. In the case of a petition containing candidates for party positions, service of the specifications shall be made on either the named candidates or the first person named on the petition's committee to fill vacancies. Service shall be made on or before the date of filing of any specifications with the board. Proof of service shall accompany the specifications or be received by the end of business two days following the filing of the specifications, whichever is later.
(c) Any notice and/or determination relating to a petition for which specifications of objections have been filed shall be transmitted by the board to the objector filing the specifications, provided that any such objector may designate an attorney or agent to receive any such notice and/or determination on his behalf. Any such designation shall be in writing and include the name, address and telephone number of any such attorney or agent, and any such attorney and/or agent shall be eligible to represent any such objector in any proceeding conducted by the board relating to the specifications.

N.Y. Comp. Codes R. & Regs. Tit. 9 § 6204.1