The Commissioner of Housing may, in accordance with regulations adopted in accordance with chapter 54, permit any eligible developer to charge a developer’s fee in connection with the construction, renovation or rehabilitation of low and moderate income housing for which the eligible developer applies to the commissioner for state financial assistance under any program administered by the commissioner. Notwithstanding the provisions of this section or any regulations adopted thereunder, the developer’s fee charged by a community housing development corporation for a project pursuant to subsection (b) of § 8-218 shall be ten per cent of the cost of the project except that the commissioner, in his discretion, may authorize, by regulations, a fee in excess of such amount.