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Applicable to all Oil & Gas Operators GUIDELINES FOR THE DESIGN, CONSTRUCTION, OPERATION AND MAINTENANCE OF OIL AND GAS PIPELINE SYSTEMS IN NIGERIA Code: DPR Guide 0027 – 2021

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Applicable to all Oil & Gas Operators  
GUIDELINES FOR THE DESIGN, CONSTRUCTION, OPERATION AND 
MAINTENANCE OF OIL AND GAS PIPELINE SYSTEMS IN NIGERIA  
Code: DPR Guide 0027 – 2021 
 
Effective Date: 14th October 2021 
 
This is a property of the Department of Petroleum Resources. All rights reserved  
 
35 
6.5 Change Of Substance Transmitted by The Pipeline  
This shall apply to situations when the Licences desire to change the nature of the fluid 
transmitted by the pipeline in the following manner: 
i. 
From Liquid Petroleum to Gas 
ii. 
From sweet Gas to Corrosive Gas 
iii. 
From Hydrocarbon substance to water etc. 
In all such cases, an application for making the change shall be made to the Department 
of Petroleum Resources giving the following information. 
i. 
The reason for the change 
ii. 
The maintenance history of the pipeline in question 
iii. 
The modifications that shall be made to the pipeline system for it to be capable 
of rendering the new service. 
iv. 
Other relevant information that will enable the Department of Petroleum 
Resources undertakes a realistic assessment of the request for the purpose of 
approval. 
The application shall be accompanied with a payment of N 500,000:00 made payable to 
the Department of Petroleum Resources as processing fees. 
6.6 Accident Reporting  
 In line with the MOSR and EGASPIN, all accidents related to any pipeline operation shall 
be reported within 24 hrs to the closest office of the Department of Petroleum Resources 
and to the Director/CEO of DPR within 48 hrs. Additional information to be supplied shall 
include: 
i. 
Pipeline system affected 
ii. 
Valid OPLL number 
iii. 
Suspected cause of accident 
iv. 
Estimated loss associated with the accident 
v. 
Emergency remediation response effected on discovery 
vi. 
Plan for the restoration of pipeline operations to its licensed conditions