Rule 305 - Parties and Petition for Permission to Participate(a) PARTIES. Parties to the proceeding include:(1) the subject of the proceeding;(2) any guardian or conservator;(3) the person filing a petition to initiate an intervention proceeding; and(4) a creditor filing a petition to determine a claim.(b) PETITION FOR PERMISSION TO PARTICIPATE.(1)In General. To participate in a proceeding, a person other than one listed in Rule 305(a) must file a petition for permission to participate on the form maintained by the Register of Wills or a form that is substantially similar in format and content. The petition must be accompanied by a proposed order and must be filed no later than 7 days before the hearing or within the time permitted by the court for good cause.(2)Service. The petition must be served on all parties in the manner required by Rule 105.(3)Party Designation. At the initial hearing or any time after the initial hearing, the court may confer the status of party on any participant.(c) TERMINATION OF PARTY OR PARTICIPANT STATUS.(1)Petitioner. Unless the court provides otherwise, a petitioner (other than the subject of the proceeding) who initiates an intervention proceeding ceases to be a party when: (A) a conservator or guardian is appointed;(B) a protective order is entered; or(C) the petition is dismissed.(2)Creditor. A creditor ceases to be a party upon payment or other final disposition of the claim.(3)Other Party or Participant. Unless the court provides otherwise, any other party or participant ceases to be a party or participant when the intervention proceeding concludes.(d) CONTINUATION OF PARTY STATUS. The court, in the findings of fact, conclusions of law, and order must specify who will continue as parties or participants.Adopted by Order dated March 4, 2022, effective 8/22/2022.