How to fill out the Vehicle Release Form Authorization and Instructions? A specific expiration date not to exceed one year from the client's signature.• Signature of the client or client's personal representative and date. The Notice of Transfer and Release of Liability (REG 138, Rev. Demand for Release of Mechanics' Lien. You may want to include a blank Release of Mechanics' Lien to make it easy for the claimant to fill out and record. Information and forms are available from the Sacramento County Public L​aw Library​. Blank forms may also be available at office supply stores. Requirements. All owners' signatures must be notarized. 1-2. On this page are descriptions of the various forms that landlords might encounter when participating in the HCV program.