LR has been authorized to issue the following IMO certificates:
  • International Load Line Certificate
  • International Tonnage Certificate
  • SOLAS Cargo Ship Safety Construction Certificate
  • SOLAS Cargo Ship Safety Equipment Certificate
  • MARPOL 73/78 Annex I; International Oil Pollution Prevention Certificate
  • MARPOL 73/78 Annex II; International Pollution Prevention Certificate for the Carriage of Noxious Liquid Substances in Bulk
  • MARPOL 73/78 Annex VI; International Air Pollution Prevention Certificate
  • International Certificate of Fitness for the Carriage of Dangerous Chemicals in Bulk
  • International Certificate of Fitness for the Carriage of Liquefied Gases in Bulk
  • Mobile Offshore Drilling Unit Safety Certificate
  • Document of Compliance for ships carry dangerous goods under SOLAS regulation II-2/19
  • International Anti-Fouling System Certificate (IAFS)
  • International Energy Efficiency Certificate (IEE)

USCG-approved Supplements

The Coast Guard has approved Supplements for the following LR Rules:

LR Supplement, Revision 1.0 (Supplement dated November 2003)
Section 10 "Addendum" for OSVs was approved July 2004
Section 11 "Addendum" for passenger catamaran vessels with class notation 100A1 SSC Passenger Catamaran was provisionally approved May 2005
For vessels certificated under 46 CFR:

  • Subchapter D - "Tank Vessels"
  • Subchapter H - "Passenger Vessels"
  • Subchapter I - "Cargo and Misc Vessels"
  • Subchapter L - "Offshore Supply Vessels" (except liftboats)

LR MODU Supplement (Supplement dated October 2005)
For vessels certificated under 46 CFR:

  • Subchapter I-A - "Mobile Offshore Drilling Units
LR Supplement, Revision 1 (Supplement dated September 1998)
The Addendum (Apr 2003) to LR Supplement Revision 1, must be used in conjunction with this Supplement
For vessels certificated under 46 CFR:
  • Subchapter D - "Tank Vessels"
  • Subchapter H - "Passenger Vessels"
  • Subchapter I - "Cargo and Misc Vessels"

Interim changes, additions and subtractions from U.S. Supplements
(Holding file)

U.S. Supplement to LR Rules and Regulations for the Classification of Ships
(Revision 1.0, Nov. 2003)

Action Action date Section # Supplemental Requirements
Add 28 Sep 2009 Section 8.6, MARPOL Annex VI The USCG has published specific guidelines for ensuring compliance with MARPOL Annex VI, known as CG-543 Policy Letter 09-01. Vessel compliance must be verified with this policy prior to issuing the IAPP.
Relevant engines must have EIAPP Certificates issued by the US Environmental Protection Agency (EPA), establishing NOx Code compliance with Regulation 13. Also, manuals and procedures referenced in Survey Checklist Items DC-100 and DD-100 must likewise be approved by the EPA.
If NOx after-treatment devices are employed to comply with Annex VI, such devices need to be approved as part of the EPA engine certification process.
If exhaust gas cleaning systems are required to meet SOx emission standards for the vessel to comply with SECA transit, such systems must be approved by the USCG.
Cite: 46 CFR 63.25-9 Incinerators
Each incinerator installed on or after March 26, 1998 must meet the requirements of IMO Resolution MEPC.76(40). A Coast Guard Certificate of Approval is required for each incinerator. Incinerators in compliance with the following are considered to meet IMO Resolution MEPC.76(40):
- ISO 13617; or
- both ASTM F 1323 and Annexes A1-A3 of IMO Resolution MEPC.76(40).
Add 25 Aug 2005 Section 4, Addt'l U.S. Interpretation Requirements Cite: Regulation II-2/9.2.3
Only Method IC is to be used for structure fire protection.