IMO 2021

The following information indicates the main amendments to IMO regulation entering into force

from 1 January 2021 to 1 January 2022

Revised IMO Regulations by the year when entering into force:

2016 2017 2018 2019 2020

Convention Code	Regulation	Subject	Entry in force	New Ship	Existing Ship	Type of Ship	Imo Res.
SOLAS VII MARPOL II	IBC Code	Amendments to IBC Code Chapter 15 (Special requirements), Chapter 16 (Operational requirements), Chapter 17 (Summary of minimum requirements), Chapter 19 (Index of products carried in bulk), Chapter 21 (Criteria for assigning carriage requirements for products subject to the IBC Code), etc. were adopted following a comprehensive review of carriage requirements for products subject to the IBC Code. Additionally, specific products are now required to undergo prewash procedures under MARPOL Annex II. Chapter 15 was revised to require hydrogen sulphide detection equipment shall be provided on board ships carrying bulk liquids prone to formation.	1 January 2021	X	X	Chemical tanker , GT>500	MSC.460(101) MEPC.318(74)
SOLAS VI/1 IMSBC Code	IMSBC Code	The 5th amendments to IMSBC Code including new cargos were adopted.	1 January 2021	X	X	Ships carrying IMSBC ,Cargo GT>500	MSC.462(101)
SOLAS VII MARPOL II	BCH Code	Amendments to the BCH Code require hydrogen sulphide detection equipment onboard when carrying certain cargoes, and require specific operational measures related to tank washings of persistent floating products (by reference to regulation 13.7.1.4 of MARPOL Annex II, resolution MEPC.315(74)).	1 January 2021	X	X	Chemical tanker, GT>500	MSC.463(101) MEPC.315(74)
SOLAS XI-1/2	2011 ESP Code	Amendments to 2011 ESP Code were adopted to align with IACS unified requirements (UR) Z10 series and to modify expression of the mandatory requirements of the Code with the followings: 1) clarify the responsibilities and working arrangements where the 2011 ESP Code requires at least two exclusive surveyors to attend on board at the same time to perform the required survey; 2) provide consistency with IMO goal-base standards, GBS, regime (e.g., number and location of thickness measurements to be taken, acceptance criteria for corrosion and renewal of structure and longitudinal strength evaluation); 3) clarify specific elements that are subject to close-up survey in tanks on one side of the ship; 4) specify conditions for using hydraulic arm vehicles or aerial lifts for the close-up survey.	1 January 2021	X	X	Oil tankers and Bulk carriers	MSC.461(101)
MARPOL II/13	Cargo residues and tank washings of persistent floating products	The discharge of tank washings from tanks carrying products defined as "persistent floaters" is regulated by amendments to MARPOL II. The amendments apply to specific geographic areas, and will require a prewash procedure which discharges the tank washings to a reception facility at the port of unloading. Related amendments have been made to the IBC Code and BCH Code	1 January 2021	X	X	All ships	MSC.315(74)

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