; and (C) is surrendered to a supplier, retailer, or other entity, as defined by the Administrator, who shall render the existing wood heater inoperable and ensure the existing wood heater is disposed through— (i) recycling; or (ii) scrappage. (8) State The term State means— (A) each of the several States of the United States; (B) the District of Columbia; (C) the Commonwealth of Puerto Rico; (D) Guam; (E) the United States Virgin Islands; (F) American Samoa; and (G) the Commonwealth of the Northern Mariana Islands. (9) Wood heater The term wood heater means an enclosed, wood-burning appliance capable of and intended for residential space heating or space heating and domestic water heating that is an affected wood heater model, including— (A) a residential wood heater; (B) a hydronic heater; and (C) a forced-air furnace. 3. Establishment of grant program for wood heater emissions reductions (a) In general Subject to the availability of appropriations, the Administrator shall establish a grant program that provides funding for grant, rebate, and other programs administered by States, regional agencies, and Indian tribes that are designed— (1) to provide financial incentives to homeowners for the replacement of old wood heaters that greatly contribute to particulate pollution with more efficient, cleaner-burning heaters that are— (A) properly installed; and (B) at least as efficient and clean-burning as EPA-certified Step 2 wood heaters; (2) to achieve significant reductions in emissions from wood heaters in terms of pollution produced by wood heaters and wood heater emissions exposure; (3) to help homeowners transition to safer and more efficient sources of heat