Docket in the proper office receipted, or shall have received an acknowledged receipt and release for such sums paid. (2). This information about pension checks, benefit summaries and forms helps current and former Plan members manage their pension benefits.The sample acknowledgement letters for receipt of payment provided below can be used as format templates for official and personal purposes. The Court of Common Pleas of Allegheny County (Fifth Judicial District) consists of the following divisions:. These letters are legitimate, and we encourage you to follow the instructions to file a claim. Receive, review, and track contracts and letter agreements entered into throughout Allegheny County's governmental departments and offices.