The Consolidated Appropriations Act, 2018 (Public Law No: 115-141) states that EPA may provide tribes financial assistance under GAP for “solid waste and recovered materials collection, transportation, backhaul, and disposal services.” The document below is a resource for GAP Project Officers and grantees negotiating solid waste implementation activities, including solid waste service delivery projects. The document provides a non-exclusive list of example allowable and unallowable tribal solid waste program implementation activities.