(a) A guarantor desiring to surrender the guarantor's shares and withdraw the guaranty capital or securities may do so by giving the company ninety (90) days' written notice to that effect; provided, that the withdrawal does not impair the company's guaranty capital below nine hundred fifty thousand dollars ($950,000).
(b) The increase in the minimum amount of guaranty capital provided by the 1969 amendment does not apply to companies qualified and authorized prior to May 7, 1969.