"Source category" means a category of stationary sources, area sources, or devices that require a state permit to operate pursuant to Env-A 608 and are sufficiently similar that the same regulatory requirements can be applied to all stationary sources, area sources, or devices in the category.
N.H. Admin. Code § Env-A 105.09
#6782-A, eff 6-30-98; renumbered by #8256 (from Env-A 101.254), (see Revision Note #1 at chapter heading); renumbered by #8304 (see Revision Note #2 at chapter heading); renumbered by #9839 (from Env-A 101.175), (see Revision Note #3 at chapter heading); Amended by Volume XL Number 41, Filed October 8, 2020, Proposed by #13105, Effective 9/25/2020 (formerly Env-A 101.177) (see Revision Note #4 at chapter heading for Env-A 100)