N.H. Code Admin. R. Env-Or 402.70
“Underground storage tank system (UST system)” means one or more USTs and the connected piping system, that is used or is intended to be used to contain a regulated substance or vapors of the regulated substance.
Source. (See Revision Note #1 at chapter heading for Env-Or 400) #10393, eff 9-1-13; ss by #12643, eff 10-10-18 (formerly Env-Or 402.58) (See Revision Note #2 at chapter heading for Env-Or 400)