This specification covers single component, chemical agent resistant, aliphatic polyurethane coating for use as a finish coat on military combatequipment. The coating is lead and hexavalent chromium free and has a maximum of 420 grams/liter(3.5 pounds/gallon)volatile organic compounds for type I and a maximum of 180 grams/liter(1.5 pounds/gallon) volatile organic compounds with zero volatile hazardous air pollutants for type II.