49 Pa. Code § 37.56a
The following words and terms, when used in this section and §§ 37.59 and 37.60 (relating to use of seal; and digital signature and seal), have the following meanings, unless the context clearly indicates otherwise:
Digital seal-An electronic image attached to or logically associated with a document and executed or adopted by a licensee with the intent to seal the document.
Digital signature-An electronic sound, symbol or process attached to or logically associated with a document and executed or adopted by a licensee with the intent to sign the document.
Electronic-Relating to technology having electrical, digital, magnetic, wireless, optical, electromagnetic or similar capabilities.
Handwritten signature-The scripted name or legal mark of an individual, written by that individual and executed or adopted with the present intention to authenticate a writing in a permanent form.
Sole control-A situation in which only the registrant decides when and where the signature and seal are applied.
Verification-Confirmation that a signature and seal are actually from the registrant whose name and registration number appears on the document.
49 Pa. Code § 37.56a
The provisions of this §37.56a added under sections 4(l) and 7 of the Engineer, Land Surveyor and Geologist Registration Law (63 P.S. §§ 151(l) and 154).