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GUIDE FOR THE ESTABLISHMENT AND OPERATIONS OF DOWNSTREAM GAS FACILITIES IN NIGERIA (LPG, CNG, LNG) ISSUED BY

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Applicable to all Oil & Gas Operators  
GUIDELINES FOR THE ESTABLISHMENT AND OPERATIONS OF CNG 
COMPRESSION FACILITIES IN NIGERIA 
Code: DPR Guide 0029 - 2020 
 
Revision  Date: 1st September 2020 
 
 
 
This is a property of the Department of Petroleum Resources. All rights reserved  
 
8 
2.8 
Modification of Facility   
The company shall apply and submit the following documents and pay the prescribed 
application fee through the online portal: 
i. 
Details of proposal for modification.  
ii. 
The As-built layout drawing for the existing facility. 
iii. 
Proposed layout sketch for the facility. 
iv. 
Detailed Piping and Instrumentation Diagram (P&ID) of the facility.   
v. 
Updated Standard Operating Procedure (SOP) consistent with this guide. 
vi. 
Manufacturers' datasheet of the storage tank(s), where applicable.  
Note: Facility Inspection shall apply. 
2.9 
Decommissioning of Facility 
All applications shall be forwarded to the DPR Operations Controller having jurisdiction 
over the facility, giving full details of the proposal.  Decommissioning shall be in line with 
relevant Nigerian Oil & Gas Regulations and Guidelines applicable to such facilities.  
3 
MINIMUM DESIGN, CONSTRUCTION AND INSTALLATION REQUIREMENTS  
3.1 
General Requirements 
The design, construction, installation, commissioning and operation shall comply with the 
provisions of Petroleum Act 1969 as amended, MOSR 1997; conform to acceptable design 
codes such as Standards Organization of Nigeria, American Society of Mechanical 
Engineers, National Fire Protection Association, American Welding Society – Structural 
Welding Code, British Standards (BS), and other codes and standards recognised by the 
Director of Petroleum Resources.         
3.1.1 
 Design And Construction Standard                                                                                                                          
During the design, construction, installation, commissioning of a facility, all necessary 
measures and mitigations shall be applied to reduce risk associated with storage, 
transport, transfer, usage etc. to as low as reasonably practicable (ALARP). The storage