Rule 12.3.1 - Election Of Surviving Spouse. Filing Of Petition For Extension Of Time.(a) A petition for the extension of time in which the surviving spouse may file an Election to Take Against the Will shall include the requirements for a petition under Pa. O.C 12.3(a) and the facts relied upon to justify an extension of time in which to file the election.(b) The petitioner shall file the petition with the Clerk and thereafter give ten (10) days written notice of intention to request the extension to all persons adversely affected thereby who do not join the prayer of the petition.(c) In the absence of objection, on the presentation of an appropriate motion and verified return of notice at the rule to show cause returnable day designated in the petition, an appropriate decree may be entered.