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Applicable to all Oil & Gas Operators GUIDELINES FOR THE OPERATIONS OF PETROLEUM REFINING FACILITIES Code: DPR GUIDE 0044 - 2021 Review Date: 3rd February 2021

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Applicable to all Oil & Gas Operators  
GUIDELINES FOR THE OPERATIONS OF PETROLEUM REFINING FACILITIES 
Code: DPR GUIDE 0044 - 2021 
 
Review Date: 3rd February 2021 
 
 
 
This is a property of the Department of Petroleum Resources. All rights reserved  
 
14 
B. Daily/Monthly and Annual Product Fiscalization 
i. 
Product storage tanks must be dedicated to specific products. 
ii. 
Fiscalization of products should be carried out at 06.00 hours daily.  
iii. 
Product quality recertification shall be done in the presence of the DPR 
representative(s).  
Note: Fiscalization of Petroleum and Petroleum products shall conform with provisions of 
“Procedure Guide for the Determination of the Quantity and Quality of Petroleum and 
Petroleum Products” available on the DPR website.  
 
6.10 DYNAMIC AND STATIC MEASUREMENTS 
i. 
All crude oil and natural gas receipt, refining plant productions, product-sales, fuel 
gas and flared gas in a petroleum refining facility shall be metered.  
ii. 
The primary measurement method for the determination of the physical quantities 
of petroleum and petroleum products in the refinery shall be by Dynamic 
measurement method.  
iii. 
Such facilities shall be equipped with functional meters to be installed and 
maintained in accordance with relevant sections of the “Procedure Guide for the 
Determination of the Quantity and Quality of Petroleum and Petroleum Products”. 
iv. 
All custody transfer operations must be done with a LACT Unit in accordance with 
the DPR “Procedure Guide for the Determination of the Quantity and Quality of 
Petroleum and Petroleum Products”. 
v. 
All meter calibration and proofing exercises shall be in accordance with DPR 
“Procedure Guide for the Determination of the Quantity and Quality of Petroleum 
and Petroleum Products” in the presence of DPR representative(s). 
vi. 
Manual tank gauging or static measurement shall be the secondary method of 
measurement.