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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  
 
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Note: The applicant shall inform the Department should there be a change of diameter, at 
any time, during application at OPLL. 
2.4 Approval of OPLL 
At OPLL, Consents and no objections from other agencies such as Ministry of Lands, NPA, 
NIWA, Railway etc. depending on the interference by the proposed pipeline shall be 
sought.  In line with part III of the Oil Pipeline Act, the proponent shall be required to place 
publication in, the following mediums:  
i. 
State gazette for each state through which the pipeline passes,   
ii. 
Federal gazette 
iii. 
Newspapers circulating in areas through which the route of projected pipeline 
passes.  
iv. 
Other operators and lease holder with possible interference with the pipeline. 
v. 
Publication in areas likely to be affected by the OPLL  
vi. 
Others as determined by DPR 
Public hearing shall also be held before a licence is granted. The public hearing shall 
document no objections for the purpose of issuance for the OPLL. Permit to survey 
another route shall be issued upon application when there is an objection to the OPLL 
Note: Following the issuance of OPLL, the Proponent shall proceed with activities for the 
establishment of the pipeline on the proposed route. Proponents are to note that various 
engineering approvals in line with Section 2.1.2 of these guidelines shall be obtained for 
the design, construction, and operation of pipeline.  
2.4.1 Deviations on OPLL 
The OPLL is valid for period not exceeding twenty (20) years. For any deviation from the 
original conditions of the OPLL e.g., change of route, pipe specification, diameter etc, the 
Re-validation of OPLL shall be effected for any pipeline within the validity period of existing 
OPLL. The following shall be supplied by the pipeline licencee for the revalidation: 
i. 
Justification/Reason for re-validation 
ii. 
Schedule 1 – Survey Description of existing pipeline ROW. 
iii. 
Schedule 2 – Technical Specification of the pipeline system. 
iv. 
Any other supporting documentation.