33 CFR Part 156

Oil and Hazardous Material Transfer Operations

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Tank Level or Pressure Monitoring Devices on Single-Hull Tank Ships and Single-Hull Tank Barges Carrying Oil or Oil Residue as Cargo:
Final Rule; Suspension of regulations; Last Revised 05/05/08; Effective Date 06/04/08
Notice of Proposed Rulemaking; Last Revised 06/30/08; Effective Date 06/30/08
Final Rule; Last Revised 12/29/08; Effective Date 01/28/09

Tank Level or Pressure Monitoring Devices:
Notice of Proposed Rulemaking; Last Revised 10/01/01; Effective Date 10/01/01
Final Rule; Suspension of Regulation; Last Revised 07/20/05; Effective Date 08/19/05

Navigation and Navigable Waters, and Shipping; Technical, Organizational, and Conforming Amendments:
Final Rule; Last Revised 06/28/19; Effective Date 06/28/19
Final Rule; Last Revised 09/18/20; Effective Date 09/18/20

Technical Amendments:
Final Rule; Correction; Last Revised 06/18/02; Effective Date 06/01/02
Final Rule; Technical Amendments; Last Revised 06/19/08; Effective Date 06/19/08
Final Rule; Technical Amendments; Last Revised 06/25/10; Effective Date 06/25/10
Final Rule; Technical Amendments; Last Revised 07/07/14; Effective Date 07/07/14
Final Rule; Technical Amendments; Last Revised 07/27/15; Effective Date 07/27/15

Consolidation of Merchant Mariner Qualification Credentials:
Supplemental Notice of Proposed Rulemaking; Last Revised 01/25/07; Effective Date 01/25/07
Final Rule; Last Revised 03/16/09; Effective Date 04/15/09

Marine Vapor Control Systems:
Notice of Proposed Rulemaking; Last Revised 10/21/10; Effective Date 10/21/10

MARPOL Annex I Amendments:
Final Rule; Last Revised 02/04/15; Effective Date 05/05/15