N.Y. Comp. Codes R. & Regs. tit. 22, § 1950.2
(3) what the testator's reasons for nominating an attorney to serve as fiduciary or co-fiduciary were.
Failure to submit an affidavit of this nature may result in the denial of letters to an attorney. This rule shall be effective for all wills and codicils executed on or after June 1, 1990.
In all probate proceedings where the purported will and/or codicil of the deceased nominates an attorney as a fiduciary or co-fiduciary, there shall be annexed to the probate petition an affidavit of the testator setting forth the following: