.The customs procedure code (CPC). CPCs identify the customs (and/or excise regimes) that goods are being entered into and removed from (if applicable). The CPC is a seven-digit code. This code is used for both exports and imports. Not to be confused with commodity codes. For more information see: https://www.finance.admin.cam.ac.uk/policy-and-procedures/brexit-guidelines/customs-agents#CPC [1]