About NRL
Numaligarh Refinery Limited (NRL) was established as a Company on 22nd April 1993 in accordance with the provisions made in the historic Assam Accord signed on 15th August 1985. NRL is a Navratna, Category-I Miniratna CPSE under the Ministry of Petroleum and Natural Gas, Govt. of India.
The 3 MMTPA Refinery was dedicated to the nation by former Prime Minister of India Shri Atal Bihari Vajpayee on 9th July, 1999. NRL has been able to display credible performance since commencement of commercial production in October 2000.
Health, Safety & Environment Policy
Numaligarh Refinery Limited is committed to conduct its operations across all locations in a safe and environment friendly manner without any adverse health impact on employees, community, and society at large. We firmly believe that strong HSE practices are indispensable in mitigating accidents and integral to sustainable, profitable, and efficient business processes.
Refining Capacity
Crude Oil Pipeline Network
Annual Wax Production in India
WAX market share in India
August 15, 1985
Assam Accord Proposal
Proposal for a Refinery included in “Assam Accord” as part of Government of India’s offered economic package.
June 23, 1989
Implementing Agency Appointed
IBP Co. Limited appointed as Implementing Agency (IBP 51%, Govt. of Assam 10%, Public 39%).
May 31, 1991
Environmental Clearance
Environmental Clearance obtained for Refinery Project.
August 28, 1992
Prime Consultant Appointed
Engineers India Limited (EIL) appointed as Prime Consultant.
July 3, 1992
Foundation Stone Laid
Foundation stone laid by Prime Minister Shri P.V. Narasimha Rao.
July 15, 1992
CCEA Approval
CCEA approval for implementation of Numaligarh Refinery Project.
April 22, 1993
NRL Incorporated
Numaligarh Refinery Limited incorporated as a company.
June 2, 1995
BPCL Inducted
BPCL inducted as Major Promoter (BPCL 32%, IBP 19%, Govt. of Assam 10%, Public 39%).
April 1999
Refinery Commissioned
Numaligarh Refinery commissioned.
July 9, 1999
Dedicated to the Nation
Dedicated to the Nation by Prime Minister Shri Atal Bihari Vajpayee.
October 2000
Commercial Operations
Commencement of Commercial Operations.
March 2001
NRL Becomes Subsidiary of BPCL
BPCL 61.65%, OIL 26%, Govt. of Assam 12.35%.
October 22, 2018
PIB Clearance
PIB clearance for refinery expansion from 3 MMTPA to 9 MMTPA.
January 16, 2019
CCEA Expansion Approval
CCEA approval for expansion project at a cost of ₹22,594 crore.
July 27, 2020
Environmental Clearance
Environmental clearance obtained for refinery expansion project.
March 25, 2021
Shareholding Restructuring
BPCL exits; OIL acquires majority shares; EIL enters as shareholder.
October 07, 2021
Revised Project Cost Approved
MoPNG approves revised expansion project cost of ₹28,026 crore.
January 3, 2022
Share Transfer Completed
Share transfer by OIL to Government of Assam completed.
June–July 2023
Upgradation to Schedule A
NRL upgraded from Schedule-B to Schedule-A.
August 01, 2024
Polypropylene Unit Clearance
Environmental Clearance obtained for Poly Propylene Unit.
Noteworthy Sites








