W. Va. Code § 21-3C-8: Certificate of operation; renewal.

A certificate of operation for any elevator may not be issued until the elevator has been inspected for safety and the inspection report filed with the division. The certificate of operation shall list the date of inspection and shall expire one year after the date of inspection. The certificate of operation shall be conspicuously posted in the elevator at all times. An expired certificate of operation shall be renewed in the manner that the prior certificate was obtained.