Updated to 23 October 2025
			(Act No. 10 of 2025 and S.I. No. 506 of 2025)
			
	
		
		
		Contents
		
		
		Commencement
		
            
            
                | Section | 
                Commencement/Effective Date 
                    Where the commencement and effective dates differ, the effective date is shown below. 
                 | 
                Commencement Information | 
            
            
			
			
					| 
						Whole Act | 
					
						14 May 1967 | 
					Merchant Shipping Act, 1966 (Commencement) Order 1967 (S.I. No. 54 of 1967), art. 2 | 
				
			
		
		
		Amendments and other effects
		
			
				
					| How Affected | 
					Affecting Provision | 
					
			
			
			
					| 
						Am. | 
					33/1981, ss. 2 (3), 15 (2) | 
					
			
					| 
						S. 1(1) am. | 
					43/2014, ss. 1(3), 68, sch. 4 | 
					
			
					| 
						  | 
					14/2010, s. 12(1) | 
					
			
					| 
						S.1 (2) rep. | 
					14/2010, s. 6(2) | 
					
			
					| 
						S.2 (a) rep. | 
					14/2010, s. 6(2) | 
					
			
					| 
						S.3 rules appl. rstrct. | 
					14/2010, s.43 (2)(a)(ii) | 
					
			
					| 
						S.3 (1) substit. | 
					14/2010, s. 12(2) | 
					
			
					| 
						S.3 (1) am. | 
					33/1981, ss. 2 (4), 15 (2) | 
					
			
					| 
						S.3 (1A) ins. | 
					14/2010, s. 12(2) | 
					
			
					| 
						S.3 (1B) am. | 
					14/2010, s. 12(2) | 
					
			
					| 
						S.3 (2) am. | 
					33/1981, ss. 2 (4), 15 (2) | 
					
			
					| 
						S.3 (2) substit. | 
					14/2010, s. 12(2) | 
					
			
					| 
						S.3 (3) substit. | 
					14/2010, s. 12(2) | 
					
			
					| 
						S.4 appl. rstrct. | 
					14/2010, s. 43 (2)(d) | 
					
			
					| 
						S.4 (1) am. | 
					14/2010, s. 12(3) | 
					
			
					| 
						S.4 (4) am. | 
					33/1981, ss. 12, 15 (2) | 
					
			
					| 
						S.6 substit. | 
					14/2010, s. 12(4) | 
					
			
					| 
						S.8 offence provision | 
					14/2010, s. 88 | 
					
			
					| 
						S.8 substit. | 
					14/2010, s. 12(5) | 
					
			
					| 
						S.8 (2) procedure prescribed | 
					14/2010, s. 89 | 
					
			
					| 
						S.9 rep. | 
					14/2010, s. 7(2) | 
					
			
					| 
						S. 10 rep. | 
					14/2010, s. 82(10)(c) | 
					
			
					| 
						Ss.11 & 12 rep. | 
					14/2010, s. 8(3) | 
					
			
					| 
						S.15 rep. | 
					17/1968, s.31, sch. | 
					
			
					| 
						S.16 rep. | 
					14/2010, s. 10(2) | 
					
			
					| 
						S.18 rep. | 
					14/2010, s. 86(3) | 
					
			
					| 
						S.19 (1) rep. | 
					2/1992, ss. 1 (2), 4 (1), sch. | 
					
			
		
		
		SIs made under the Act
		
			| Section | SIs made under the Act | 
			
			
					| 
						S. 3 | 
					Merchant Shipping (Fire Protection) (Amendment) Rules 2025 (S.I. No. 62 of 2025) | 
				
			
					| 
						  | 
					Merchant Shipping (Fire Protection) Rules 2023 (S.I. No. 379 of 2023) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules 1985 (Amendment) Rules 1994 (S.I. No. 31 of 1994) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules 1983 (Amendment) Rules 1994 (S.I. No. 30 of 1994) | 
				
			
					| 
						  | 
					Merchant Shipping (Fire Protection) (Amendment) Rules 1990 (S.I. No. 86 of 1990) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules 1985 (S.I. No. 276 of 1985) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules, 1983 (Amendment) Rules 1985 (S.I. No. 275 of 1985) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules 1983 (S.I. No. 301 of 1983) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Survey Fees) Order 1967 (S.I. No. 150 of 1967) | 
				
			
					| 
						  | 
					Merchant Shipping (Cargo Ship Construction and Survey) Rules 1967 (S.I. No. 99 of 1967) | 
				
			
					| 
						S. 11(1) | 
					Merchant Shipping (Radio Installations Survey) Rules 1983 (S.I. No. 313 of 1983) | 
				
			
					| 
						  | 
					Merchant Shipping (Radio) Rules 1967 (S.I. No. 103 of 1967) | 
				
			
					| 
						S. 17 | 
					Merchant Shipping (Navigational Warnings) (Amendment) Rules 1992 (S.I. No. 444 of 1992) | 
				
			
					| 
						  | 
					Merchant Shipping (Navigational Warnings) Rules, 1983 (S.I. No. 310 of 1983) | 
				
			
					| 
						  | 
					Merchant Shipping (Navigational Warnings) Rules 1967 (S.I. No. 108 of 1967) | 
				
			
					| 
						S. 20(3) | 
					Merchant Shipping (Safety Convention) (Transitional Provisions) Regulations 1967 (S.I. No. 110 of 1967) | 
				
			
					| 
						S. 21(2) | 
					Merchant Shipping Act, 1966 (Commencement) Order 1967 (S.I. No. 54 of 1967) |