CA Rev & Tax Code Section 23736.3

An organization described in Section 23701n or Section 23701d, except as specified in Section 23736, shall be denied exemption under Section 23736.2 only for taxable years subsequent to the taxable years during which it is notified by the Franchise Tax Board that it has engaged in a prohibited transaction, unless such organization entered into such prohibited transaction with the purpose of diverting corpus or income of the organization from its exempt purposes, and such transaction involved a substantial part of the corpus or income of such organization.