SECTION 1. Section 38 of chapter 63 of the General Laws, as appearing in the 2020 Official Edition, is hereby amended by striking out subsection (c) and inserting in place thereof the following subsection:-

(c) If a corporation, other than a defense corporation as described in subsection (k) or a manufacturing corporation as described in subsection (l), has income from business activity which is taxable both within and without this commonwealth, its taxable net income, as determined under the provisions of subsection (a), shall be apportioned to this commonwealth by multiplying said taxable net income by a fraction, the numerator of which is the property factor plus the payroll factor plus twice times the sales factor, and the denominator of which is four.

SECTION 2. Subsection (f) of said section 38 of said chapter 63, as so appearing, is hereby amended by striking out the sixth paragraph.

SECTION 3. Said section 38 of said chapter 63, as so appearing, is hereby further amended by striking out subsections (m) and (n) and inserting in place thereof the following subsection:-

(m) In any case in which a purchasing corporation makes an election under section 338 of the Code, the target corporation shall be treated as having sold its assets for purposes of this section.