U.S. Homeland Security Secretary Kristi Noem said air travelers starting Wednesday who do not have enhanced ID cards may face enhanced security procedures but will not be denied access to flights. Starting Wednesday,

Kristi Noem told a congressional panel that 81% of travelers already have IDs that comply with the REAL ID requirements.

Secretary of Homeland Security Kristi Noem said that the Transportation Security Administration may divert those who are not Real ID-compliant to a different security line for “an extra step.”