31 C.F.R. § 537.520 Payments for overflights of Burmese airspace.
Title 31 - Money and Finance: Treasury
Payments to Burma of charges for services rendered by the Government of Burma in connection with the overflight of Burma or emergency landing in Burma of aircraft owned or operated by a U.S. person or registered in the United States are authorized.
Title 31: Money and Finance: Treasury
PART 537—BURMESE SANCTIONS REGULATIONS
Subpart E—Licenses, Authorizations and Statements of Licensing Policy
§ 537.520 Payments for overflights of Burmese airspace.

