An electronic mail footer for a licensed engineer serves as a digital credential, typically incorporating the individual’s name, title (Professional Engineer or P.E.), license number, and the jurisdiction granting the license. For example: John Doe, P.E., License No. 12345 (State of Anystate).
Such designations in electronic communication offer numerous advantages. They confirm the sender’s qualifications to recipients, fulfilling ethical and legal obligations where engineering work or advice is being conveyed. Historically, this practice evolved from traditional printed correspondence, adapting to digital formats to maintain professional accountability.