This policy brief explores APEC’s progress in implementing Article 12 of the WTO Trade Facilitation Agreement (TFA), which contains measures on customs cooperation. A survey conducted by the APEC Sub-Committee on Customs Procedures (SCCP), led by Chile and Russia, is included to supplement the analysis. The survey collects information from each member economy pertaining to: (i) existing agreements concerning cooperation and mutual administrative assistance in customs matters; (ii) kinds of information being exchanged; (iii) types of channels of communication; and (iv) scope of cooperation.