"Master Contract" means the CATS Master Contract between the Maryland Department of Budget and. A deed is a written and signed legal document that transfers property ownership.An accounts receivable purchase agreement is a legally binding contract that governs the purchase of accounts receivable between parties in a specific location. The Collection Accounts Receivable (CAR) unit should engage the department waiting for these funds for additional contact information. The Accounting Policies and Procedures Manual (APPM) is written and published by. A Maryland contractor must file a Petition to Establish a Lien and then go to a Show Cause hearing so that the court can establish an "Interlocutory Lien." (See Md. Code Annotated, Real Property Article, §. 7-311(D).) The following are instructions regarding filling out various items on the Homeowner Payment.