The traveler of TAP Air must see the expiry of the voucher and the amount of the voucher. Expiry vouchers are not entertained. Used vouchers cannot be used further. additionally, the airlines allowed three vouchers at a time to pay. These are the TAP Air Portugal voucher redeem policy, for more details you can call the TAP Air Portugal Customer Service 1-800-364-9405 anytime and get information about TAP Air Portugal Voucher Redeem Policy and about How To Use A TAP voucher. TAP live person are there to help you 24*7. Also get details TAP Air Portugal Voucher Refund Policy.