Section 903. Official seals and signatures

1. The seals heretofore kept by
  the respective county clerks of the counties comprising the city of  New
  York  shall  continue to be the seals of said counties. The seal kept by
  the county clerk as prescribed in the judiciary law, shall  continue  to
  be the seal of the county and must be used by him when he is required to
  use  an  official seal. The seal heretofore adopted by the county judges
  of the county of Bronx shall continue to be the official  seal  of  such
  county and of the supreme court of such county. This provision shall not
  be  applicable  in  cases where special provisions are otherwise made by
  law.
    2. The signature and seal of a county  clerk  upon  a  certificate  of
  official character of a notary public or the signature of a county clerk
  upon  a  certificate  of  authentication  of the signature and acts of a
  notary public  or  commissioner  of  deeds  or  upon  a  certificate  of
  comparison  or  of  search  may  be  a  facsimile,  imprinted,  stamped,
  photographed or engraved thereon.
    3. The county clerk may designate from among the permanent members  of
  his  staff,  one  or more individuals who shall be permitted to sign his
  name and affix  his  official  seal  upon  documents  of  certification,
  attestation,  and  comparison, as well as upon certificates attesting to
  the official character of notaries public and the signatures  of  public
  officers  and  upon  judgments,  orders, commissions and other documents
  requiring the official signature and seal of the county clerk.