384. Discharge of surety on completion.

384.     Discharge of surety on completion.

Generally a contract of guarantee ends when the guaranteed obligation has been fulfilled1. Under many building contracts, however, the contractor's obligation to complete the work is not fulfilled until: (1) the work is complete in fact; and (2) the architect or engineer has issued a certificate2 that the work has been completed to his satisfaction. A surety is not discharged where the works have only been substantially completed3. Where the contractor has in fact completed the work but the architect has not certified his satisfaction, the question whether