I. Notwithstanding RSA 21-G:9, the board, with an affirmative vote of at least 4 of the appointed board members, shall establish, through rulemaking pursuant to RSA 541-A, the nature of the examinations required for issuance of fuel gas fitter licenses and plumbers licenses. The scope of such examinations and the methods of procedure shall be prescribed by the board. This may include an outside organization approved by the board.
II. Each license issued by the office shall identify which of the following special licenses or license endorsements apply to the licensee:
(a) Hearth system installation and service technician.
(b) Fuel gas installation technician.
(c) Fuel gas service technician.
(d) Fuel gas piping installer.
(e) Fuel gas trainee.