Code of Federal Regulations Title 49. Transportation § 49.1542.207 Access control systems

(1) Ensure that only those individuals authorized to have unescorted access to the secured area are able to gain entry;

(2) Ensure that an individual is immediately denied entry to a secured area when that person's access authority for that area is withdrawn;  and

(3) Provide a means to differentiate between individuals authorized to have access to an entire secured area and individuals authorized access to only a particular portion of a secured area.

(1) Verifies the authorization of the individual to have unescorted access to secured areas or AOAs;

(2) Restricts the time period of entry with the second access medium;

(3) Retrieves the second access medium when expired;

(4) Deactivates or invalidates the original access medium until the individual returns the second access medium;  and

(5) Provides that any second access media that is also used as identification media meet the criteria of § 1542.211(b).