Rule 1930.4 - SERVICE OF ORIGINAL PROCESS IN DOMESTIC RELATIONS MATTERS(c)Service by Mail. Except in Protection from Abuse matters unless authorized by special order of court pursuant to subdivision (b) above, original process may also be served by mailing the complaint and order to appear, if required, to the defendant's last known address by both regular and certified mail. Delivery of the certified mail must be restricted to addressee only, and a return receipt must be requested. (1) If the certified mail is refused by defendant, but the regular mail is not returned within fifteen days, service may be deemed complete.(2) If the mail is returned with notation by the postal authorities that it was unclaimed, service shall be made by another means pursuant to these rules.(3) When using certified mail, return receipt requested, pursuant to this Rule, it is permissible to utilize the United States Postal Service's return receipt electronic option, or any similar service that electronically provides a return receipt.Amended effective 7/1/2020; amended effective 8/1/2022.