SECTION 42.
The definition of "Net income" in said section 1 of said chapter 63, as so appearing, is hereby amended by striking out clauses (d) and (e) and inserting in place thereof, the following 3 clauses:-
(d) the deduction allowed by section 168 (k) of the Code;
(e) the deduction allowed by section 199 of the Code; or
(f) the deduction described in section 163(e)(5) of the Code, to the extent increased by amendments to section 163(e)(5)(F) and section 163(i)(1) of the Code, inserted by section 1232 of the American Recovery and Reinvestment Act of 2009.