Part 1520 Protection of Sensitive Security Information
49 CFR, Subchapter B - Security Rules for All Modes of Transportation
Part 1520 Regulatory History
Final Rule: Civil Aviation Security Rules (67 FR 8340; 02/22/2002) (Docket No. TSA-2002-11602)
Amendment 1520-1: Interim Final Rule: Protection of Sensitive Security Information (69 FR 28066; 05/18/2004) (Docket No. TSA-2003-15569)
Amendment 1520-2: Technical Amendment: Protection of Sensitive Security Information (70 FR 1379; 01/07/2005) (Docket No. TSA-2003-15569)
Amendment 1520-3: Interim Final Rule: Ronald Reagan Washington National Airport: Enhanced Security Procedures for Certain Operations (70 FR 41586; 07/19/2005) (Docket No. TSA-2005-21866)
Amendment 1520-4: Final Rule: Air Cargo Security Requirements (71 FR 30478; 05/26/2006) (Docket No. TSA-2004-19515)
Notice of Proposed Rulemaking (NPRM): Rail Transportation Security (71 FR 76852; 12/21/2006) (Docket No. TSA-2006-26514)
Notice of Public Meeting: Rail Transportation Security Notice of Proposed Rulemaking (72 FR 2488; 01/19/2007) (Docket No. TSA-2006-26514)
Notice of Proposed Rulemaking (NPRM): Rail Transportation Security (72 FR 7376; 02/15/2007) (Docket No. TSA-2006-26514) – places in the FR the entire Initial Regulatory Flexibility Analysis (IRFA)
Part 1520 Other History
Notice: Maritime Vulnerability Self-Assessment Tool (68 FR 68096; 12/05/2003)
Notice (30 day): Renewal: Extension of Agency Information Collection Activity Under OMB Review; Enhanced Security Procedures at Ronald Reagan National Airport (DCA) (1652-0035) (70 FR 61831; 10/26/2005) (Docket No. TSA-2005-21866)
Notice (60 day): Intent to Request Renewal From the OMB of One Current Public Collection of Information; Enhanced Security Procedures at Ronald Reagan Washington National Airport (1652-0035) (70 FR 50391; 08/26/2005) (Docket No. TSA-2005-21866)
