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The cost of oil and gas decommissioning for the UK Continental Shelf (UKCS) has reduced from the 2017 baseline of £59.7bn

Owners of offshore oil and gas infrastructure, including wells, must fulfil their obligations to decommission in accordance with statutory requirements and remediate the marine environment consistent with government policy.

The North Sea oil and gas industry spent £1.6 billion decommissioning redundant wells and infrastructure last year, more than in any of the previous five years, new figures show.

The total cost of decommissioning UK offshore oil and gas production, transportation and processing infrastructure has reduced by 19%, on a like-for-like basis, to £48bn compared with the 2017 base-line estimate of £59.7bn

This report documents the purpose, scope, estimating methodology, inputs, analysis, assurance and outputs of the Authority’s 2017 United Kingdom Continental Shelf (UKCS) Decommissioning Cost Estimate

The total cost of decommissioning remaining UK offshore oil and gas production, transportation and processing infrastructure has reduced by 17%, on a like-for-like basis, to £49bn compared with a 2017 base-line estimate of £59.7bn