"Customer" means any person or entity in this state, including any governmental unit, that utilizes delivery service provided by an LDC and purchases natural gas at retail from a CNGS or whose load is aggregated by an aggregator, but does not include residential consumers.
N.H. Admin. Code § Puc 3002.09
#9796-A, eff 9-25-10 (from Puc 3002.06 )