[Code of Federal Regulations] [Title 49, Volume 8] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR1542.301] [Page 322] TITLE 49--TRANSPORTATION CHAPTER XII--TRANSPORTATION SECURITY ADMINISTRATION, DEPARTMENT OF HOMELAND SECURITY PART 1542_AIRPORT SECURITY--Table of Contents Subpart D_Contingency Measures Sec. 1542.301 Contingency plan. (a) Each airport operator required to have a security program under Sec. 1542.103(a) and (b) must adopt a contingency plan and must: (1) Implement its contingency plan when directed by TSA. (2) Conduct reviews and exercises of its contingency plan as specified in the security program with all persons having responsibilities under the plan. (3) Ensure that all parties involved know their responsibilities and that all information contained in the plan is current. (b) TSA may approve alternative implementation measures, reviews, and exercises to the contingency plan which will provide an overall level of security equal to the contingency plan under paragraph (a) of this section.