In http://aep.com/investors/FinancialFilingsAndReports/Filings/docs/AEP_http://aepsustainability.com/business/sustainability/planning.aspx 2016 AEP Corporate Accountability Report 21 other states, such as Oklahoma, Kentucky, Virginia and West Virginia, the engagement process is less iterative but there are clear communication pathways before and during the process of developing and approving IRPs for those states.