(a) U.S. Government purchases qualifying for tax relief are equipment, materials, facilities, and services for the common defense effort and for foreign aid programs.

(b) To facilitate the resolution of issues concerning specific waivers of import duty or tax exemption for U.S. Government purchases (see PGI 229.7002-3 ), contracting offices shall provide the name and activity address of personnel who have been granted warranted contracting authority to Her Majesty’s (HM) Customs and Excise at the following address: HM Customs and Excise, International Customs Division G, Branch 4, Adelaide House, London Bridge, London EC4R 9DB.