Change of Ownership and Conversion Improvement Act This bill revises the application and review process for institutions of higher education (IHEs) to change ownership or for a proprietary (i.e., for-profit) IHE to convert to public or other nonprofit status, including by establishing a pretransaction review application and requiring an IHE to pay an administrative fee for such transactions or pretransaction reviews. The Government Accountability Office must report on the implementation of this bill's provisions.