N.H. Code Admin. R. Puc 902.11
“Eligible Fuel” means “eligible fuel” as defined in RSA 362-A:1-a, II-c, namely, “natural gas, propane, wood pellets, hydrogen, or heating oil when combusted with a burner, including air emission standards for the device using the approved fuel.”
Source. #9998, eff 9-20-11; ss by #10502, INTERIM, eff 1-3-14, EXPIRED: 7-2-14 (from Puc 902.09) New. #10757, eff 1-8-15 (from Puc 902.10); ss by #13080, eff 9-14-20 (formerly Puc 902.08)