Library / Page 1 of 67 MIDSTREAM AND DOWNSTREAM PETROLEUM SAFETY AND ENVIRONMENTAL REGULATIONS, 2025
Page 1 of 67 MIDSTREAM AND DOWNSTREAM PETROLEUM SAFETY AND ENVIRONMENTAL REGULATIONS, 2025

Page 13 of 67
Page 13 of 67 
 
(c) equipment that falls short of its IOW shall be removed from service except such 
equipment is derated and applied to a service proportionate to its new capacity 
such that it assumes a new IOW; 
(d) derating an equipment and defining IOW shall be —  
(i) carried out by competent persons,   
(ii) certified by an appropriate third party, and approved by the Authority; 
(e) work at height, scaffolding, rope access, and other similar operations shall conform 
to internationally recognised standards and comply with the current guidelines and 
requirements for work at height in the midstream and downstream oil and gas 
industry as approved by the Authority; 
(f) rotating or reciprocating equipment and every dangerous part of any machinery 
shall be securely fenced or guarded, where it is practical to do so; 
(g) Heating, Ventilation and Air Conditioning (HVAC) are provided as appropriate for 
all enclosed areas of the installation such as living quarters, electrical switch 
rooms, equipment rooms and others with potential of build-up or ingress of harmful 
gases; 
(h) boiler or oil treater shall be thoroughly inspected by competent personnel at 
intervals of 12 calendar months and fire tubes replaced when at the minimum 
thickness; 
(i) non-destructive test, including Ultrasonic Thickness Measurement (UTM) survey or 
radiographic or any other acceptable inspection techniques shall be carried out on 
the boiler tube during an inspection under paragraph (h) and to comply with 
applicable industry codes and any other internationally accepted standards; 
(j) pressure tests shall be carried out at intervals of not more than 24 months in 
accordance with the manufacturer’s recommended designed test pressure limits; 
(k)the results of every inspection or survey, test and maintenance carried out pursuant 
to these Regulations shall be systematically documented, maintained and made 
available to the Authority on demand; 
(l) installation of electrical equipment at all midstream and downstream petroleum 
operations shall comply with the applicable code of international practice;  
(m) electrical apparatus in use in all midstream and downstream petroleum operations 
shall comply with the national and internationally recognised specifications and