Proof of service shall be by affidavit of the person or the return of the sheriff making service, and shall set forth the same information as a sheriff's return in an action of assumpsit.
20 Pa.C.S. § 766
Proof of service
Known as the Probate, Estates and Fiduciaries Code
The act spans §§ 20-101 to 20-925 (744 sections).
Official source: Pennsylvania General Assembly. Reproduced from public-domain Pennsylvania statutes; confirm against the official source for the current text. Not legal advice.