All repairs and alterations to boilers and pressure vessels shall be made in accordance with the National Board Inspection Code adopted under Lab 1202.02.
N.H. Admin. Code § Lab 1203.02
(See Revision Note at chapter heading for Lab 1200) #5371, eff 4-10-92, EXPIRED: 4-10-98
New. #7210, eff 2-28-00; ss by #9076, eff 1-24-08