Letters testamentary or of administration shall not be granted after the expiration of 21 years from the decedent's death, except on the order of the court, upon cause shown.
20 Pa.C.S. § 3152
When 21 years elapsed
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.