(a) The signature of those persons executing, and/or authenticating, any decision or determination or other document by or on behalf of NYSTRS, may do so digitally for documents prepared in an electronic format.

(b) Unless specifically provided otherwise by law, an electronic signature may be used in lieu of a signature affixed by hand. The use of an electronic signature shall have the same validity and effect as the use of a signature affixed by hand. A verified electronic signature shall also be deemed to be acknowledged, when required by law.