The provisions of subsection (e) of § 31-288 and sections 31-289b, 31-316, 31-345 and 38a-1000 to 38a-1023, inclusive, shall apply to workers’ compensation self-insurance groups here and after formed in accordance with said sections. Subsection (e) of § 31-288 and sections 31-289b, 31-316, 31-345 and 38a-1000 to 38a-1023, inclusive, shall not apply to public employees or governmental entities. Groups which are issued a certificate of approval by the commissioner shall be subject to the provisions of sections 38a-14 and 38a-17 but shall not be deemed to be insurers or insurance companies and shall not be subject to the provisions of this title and any regulations issued pursuant to this title except as otherwise provided.