The Grafton Conservation Commission is the official agency charged with the protection of Grafton's natural resources. The Commission is comprised of five appointed, volunteer members. Chief among the Commission's responsibilities is the administration of the Massachusetts Wetlands Protection Act (M.G.L. Chapter 131 Sec. 40), the Grafton Wetlands Protection Bylaw, and the Grafton Stormwater Management Bylaw. Additionally, the Commission manages over 1,000 acres of town-owned conservation land.