In some professional settings, an individual may need to compose a letter that contains more than one signature. • be 18 years old (you may pre-register at 16 or 17 but cannot vote until you are 18);.These are the official forms for use in Family Court proceedings. 4. Signatures of heirs who acknowledge service must be sworn to before a notary public or the clerk of any probate court of this State. To vote in an election in New York State, a person must be registered to vote (NY. Const. Art II § 5; Election Law § 5-100). ADMINISTRATIVE MODIFICATION: A modification of conditions to a Zoning or Use Permit that do not require a public hearing. Apply to any SUNY college or university through one easy form. 3. Signatures of heirs who acknowledge service must be sworn to before a notary public or the Clerk of any Probate Court of this State. First, to begin the letter, start with a warm greeting and mention your sponsor's name.