Guideline on Decommissioning Cost Estimation – Issue 3



Decommissioning cost estimates are required throughout the development life-cycle including initial field economics, calculation of the decommissioning provision / asset retirement obligation (ARO) during the field life, decommissioning security agreements towards the end of field life, planning the cessation of production and the preparation of the decommissioning plan. Replacing the 2011 version (OP061), this guideline is intended for application to offshore oil and gas facilities in the UKCS. Issue 3 of guideline outlines the new work break down structure developed in response to recent decommissioning project experience.

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