RSA 157-A:7 Inspectors.

I. A boiler and pressure vessel inspector shall hold an active National Board commission and be qualified by the commissioner of labor.
II. A license shall be issued by the commissioner to an inspector for a 1-year period. A fee of $30 shall be charged for the license. A license may be renewed every year upon payment of a fee of $20. Employees of the department of labor shall not be charged for the issuance or renewal of a license.
III. The commissioner may revoke any license issued by the commissioner for cause shown, after a hearing, if so requested. The holder of the license under question shall receive 7 days' written notice informing the holder of the charges against such holder and of the time and place of the hearing.
IV. Any boiler or pressure vessel that d