Section 63:29D - Property and casualty insurance companies; taxes on premiums; credits against taxes imposed by secs. 22 and 23A property and casualty insurance company subject to the excise upon premiums imposed by either sections 22 or 23 shall be allowed a credit against either such excise equal to 1 1/2 per cent of such company's total capital contribution in excess of their full proportionate share which shall mean an investment in the Massachusetts property and casualty insurance company community and economic development initiative equal to at least the product of the following:
(2) multiplied by a fraction, the numerator of which shall be the property and casualty insurance company's total gross investment tax under section 22A of chapter 63 for the tax year ending on or before December 31, 1997 and the denominator of which shall be the total gross investment tax under said section 22A for all property and casualty insurance companies doing business in the commonwealth for the tax year ending on or before December 31, 1997. For a company that was not subject to said section 22A in the tax year ending on or before December 31, 1997, the numerator shall be the P&C insurance company's total net investment income tax due and payable under said section 22A for the taxable year two years prior to the current taxable year. The department of revenue shall determine said company's full proportionate share and shall provide such information to said company within 30 days of receipt of a request by said company, for the existence of such initiative, provided, however, in the taxable year beginning on or after the fifth year, the amount of said credit shall be equal to 1.5 per cent of such company's total capital contribution.Mass. Gen. Laws ch. 63, § 29D