User Fee
Rev. Proc. 2016-33, section 2.03
.03 User fee. Consistent with section 7528(b)(4), upon submission of the online application for initial certification, the individual that submits the application will be automatically directed to pay a user fee in the amount of $1,000 through www.pay.gov. Payment confirmations are provided through the www.pay.gov portal. Additional information about payment submission can be found under Frequently Asked Questions at www.pay.gov. No CPEO application will be processed until a user fee in the amount of $1,000 is received. Once processing of the application has begun, the user fee will not be returned, even if the application is withdrawn or denied.