32 CFR § 245.18
Transportation security operations center (TSOC)
July 1, 2020
TSOC will direct appropriate FSDs and field offices to implement ESCAT restrictions as specified by the appropriate military authority. FSDs and field offices will take the following actions when directed to implement ESCAT:
(a) Provide the appropriate military authority feedback through the TSOC on the impact of restrictions and when the restrictions have been implemented.
(b) Impose restrictions on civil aviation as directed by DOT/DHS.
(c) Disseminate ESCAT implementation instructions to U.S. civil aircraft operators and airports.