(a) No deduction, other than depreciation, shall be allowed for expenditures for tertiary injectants as provided by Section 193 of the Internal Revenue Code.
(b) Section 263(a) of the Internal Revenue Code shall not apply to expenditures for which a deduction is allowed under Section 17266 or 17267.2.
(Amended by Stats. 1997, Ch. 603, Sec. 11. Effective October 3, 1997.)