- December 31, 2012 - Bureau of Safety and Environmental Enforcement (BSEE) approves Suspension of Production.
- August 6, 2008 - MMS Approves the Suspension of Production and the Third Plan of Operations
- January 3, 2008 - MMS Approves BP Exploration (Alaska) Inc.'s Liberty Development and Production Plan
- December 3, 2007 - Federal Register Notice for the
- Environmental Assessment (EA), Liberty Development and Production Plan Ultra Extended Reach Drilling From Endicott - Satellite Drilling Island (SDI) and
- Finding of No Significant Impacts
- October 15, 2007 - Submittal of Modified Development Production Plan
- October 11, 2007 - BP Alaska's Liberty Development Project: Endangered Species Act Section 7 Consultation
- July 3, 2007 - Letter from BP Exploration (Alaska) Inc. Submitting a Revised Oil Spill Risk Analysis of Industry Crude and Product Oil Spills on the Alaska North Slope and Estimates of Potential Spills for the Liberty Development Project
- April 25, 2007 - BP Exploration (Alaska) Inc. submittal of the Final Development and Production Plan, Liberty Development Project
- April 25, 2007 - Application for the Department of the Army Permit Section 404 Clean Water Act and Section 10 Rivers and Harbors Act, Liberty Development Project
- April 25, 2007 - Section 9 Bridge Permit Application New Sagavanirktok (Sag) River Vehicle Bridge, Liberty Development Project
U.S. Department of The Interior