On or after July 1, 1957, no mutual insurance company, other than a mutual life insurance company, shall transact any of the class of insurance mentioned in subdivision (c)(1) of section 202 of this act, until it shall have and shall maintain, at all times, a surplus over all liabilities including unearned premiums, computed in accordance with the laws of this Commonwealth, of not less than two hundred and fifty thousand dollars ($250,000.00): Provided, however, That nothing in this section shall be construed to reduce the requirements under section 806 of this act.
40 P.S. § 920