N.H. Code Admin. R. Env-Or 405.03
The secondary containment required by Env-Or 405.01(b) shall have access ports that:
Source. (See Revision Note #1 at chapter heading for Env-Or 400) #10393, eff 9-1-13; ss by #12643, eff 10-10-18 (See Revision Note #2 at chapter heading for Env-Or 400)