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 | 
					
						25 January 1983 | 
					Merchant Shipping Act, 1981 (Commencment) Order 1983 (S.I. No. 15 of 1983), art. 2 | 
				
			
		
		
		Amendments and other effects
		
			
				
					| How Affected | 
					Affecting Provision | 
					
			
			
			
					| 
						Ss. 4, 5 rep. | 
					11/2005, ss. 1 (10), 3, sch. | 
					
			
					| 
						S. 6 rep. | 
					14/2010, s. 82(10)(d) | 
					
			
					| 
						Ss. 7, 9 rep. | 
					2/1992, ss. 1 (2), 4 (1), sch. | 
					
			
					| 
						Ss. 10, 11 rep. | 
					14/2010, s. 9(4) | 
					
			
		
		
		SIs made under the Act
		
			| Section | SIs made under the Act | 
			
			
					| 
						S. 3 | 
					Merchant Shipping Act 1947 (Section 11) (Amendment) Order 1994 (S.I. No. 346 of 1994) | 
				
			
					| 
						  | 
					Merchant Shipping Act, 1952 (Section 15) (Amendment) Order 1985 (S.I. No. 271 of 1985) | 
				
			
					| 
						S. 5 | 
					Merchant Shipping (Carriage of Nautical Publications) Regulations 1985 (S.I. No. 282 of 1985) | 
				
			
					| 
						  | 
					Merchant Shipping (Carriage of Nautical Publications) Regulations 1983 (S.I. No. 311 of 1983) | 
				
			
					| 
						S. 13 | 
					Merchant Shipping (Safety Convention) (Transitional Provisions) Regulations 1983 (S.I. No. 319 of 1983) |