New back of TWIC card appearance The back of a NEXGEN TWIC card now contains TWO barcodes: The one-dimensional barcode and a two-dimensional barcode with the TPK and other information added per the AAMVA 2020 Standard.

In order to participate TWIC cardholders should take the CIN on the back of their TWIC card and enter it in the known traveler number field of airline reservations made with a participating airline or in airline profiles. Visit TSA PreCheck for TWIC for more information.

On receipt of the new TWIC NexGen card, please send the previous and/or expired TWIC to the TSA address on the back of the card or return the card to an enrollment center.

Lost your card? No worries. Check this page for details on how to get reissued a TWIC® replacement card.

A: If you have an active (unexpired) TWIC® card and meet the eligibility requirements for the TSA PreCheck Application Program, you are eligible for expedited security screening using your TWIC® card’s CIN in the appropriate known traveler number (KTN) field of your airline reservations and airline profiles.

Instead, enter your TWIC credential identification number (CIN) in the KTN field when reserving your trip. This number can be found on the back of your TWIC card, on the left, under the...

Replace a lost, stolen or damaged TWIC®, or transfer card. TWIC® is required by the MTSA for workers who need access to secure areas of the nation’s maritime facilities/vessels. Apply now.

Jan 25, 2023 · Replace your lost TWIC card fast. Learn reporting, replacement steps, and costs. Get back to work quickly with proper merchant mariner credentials.

Jul 16, 2020 · Active TWIC card holders enter their TWIC credential identification number (CIN) in the known traveler number (KTN) field of their airline reservation. The CIN is printed on the back of each TWIC card in the lower left-hand corner.

To obtain a TWIC, an individual must provide biographic and biometric information such as fingerprints, sit for a digital photograph and successfully pass a security threat assessment conducted by TSA. The issued card contains a computer chip, known as an Integrated Circuit Chip (ICC), which stores the holder's information and biometric data.