The Airports organization provides leadership in planning and developing a safe and efficient national airport system. The office has responsibility for all programs related to airport safety and inspections and standards for airport design, construction, and operation (including international harmonization of airport standards). Each year, the office awards $3.5 billion in airport grants and approves passenger facility charge collections totaling $2 billion. The office also is responsible for national airport planning and environmental and social requirements and establishes policies related to airport rates and charges, compliance with grant assurances, and airport privatization.