The Transportation Security Administration (TSA) requires passengers to present a Real ID or another approved identity document to pass airport security checkpoints for air travel.
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policy
Identity verification is part of the security checkpoint screening process for air travel.
A Real ID can be issued as an enhanced driver's license, an enhanced learner's permit, or an enhanced nondriver identification card and is accepted as an approved identity document for air travel.
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definition
States issue enhanced identity credentials under the Real ID framework for federal identification purposes.
Biometric identity verification programs, also described as registered traveler programs, are used by transportation security agencies as an alternative method to verify travelers who lack standard approved identification such as a Real ID or passport.
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technical
Biometric verification is intended to streamline identity checks and link screening to intelligence-based prescreening systems.