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 | 
            
            
			
			
					| 
						Ss. 1-23 | 
					
						1 April 1959 | 
					Office Premises Act 1958 (Commencement) Order 1959 (S.I. No. 29 of 1959), art 2 | 
				
			
					| 
						S. 24 | 
					
						19 February 1958 | 
					Commenced on enactment | 
				
			
					| 
						Ss. 25-47 | 
					
						1 April 1959 | 
					Office Premises Act 1958 (Commencement) Order 1959 (S.I. No. 29 of 1959), art 2 | 
				
			
		
		
		Amendments and other effects
		
			
				
					| How Affected | 
					Affecting Provision | 
					
			
			
			
					| 
						Rep. | 
					7/1989, ss. 1 (2), 4 (3) | 
					
			
		
		
		SIs made under the Act
		
			| Section | SIs made under the Act | 
			
			
					| 
						S. 1(2) | 
					Office Premises Act 1958 (Commencement) Order 1959 (S.I. No. 29 of 1959) | 
				
			
					| 
						S. 9(2) | 
					Office Premises (Overcrowding) (Amendment) Regulations 1963 (S.I. No. 175 of 1963) | 
				
			
					| 
						  | 
					Office Premises (Overcrowding) Regulations 1959 (S.I. No. 30 of 1959) | 
				
			
					| 
						S. 10(2) | 
					Office Premises (Minimum Temperature in Workrooms and Cloakrooms) Regulations 1959 (S.I. No. 31 of 1959) | 
				
			
					| 
						S. 12(2) | 
					Office Premises (Standards of Lighting) Regulations 1959 (S.I. No. 196 of 1959) | 
				
			
					| 
						S. 13(2) | 
					Office Premises (Sanitary Conveniences) Regulations 1959 (S.I. No. 32 of 1959) | 
				
			
					| 
						S. 20(2) | 
					Office Premises (Washing Facilities) Regulations 1959 (S.I. No. 33 of 1959) | 
				
			
					| 
						S. 23 | 
					Office Premises (Clothing Accommodation) Regulations 1959 (S.I. No. 34 of 1959) |