Section 23058 Of Article 2. Definitions From California Revenue And Taxation Code >> Division 2. >> Part 11. >> Chapter 1. >> Article 2.
23058
. Unless otherwise specifically provided therein, the
provisions of any act:
(a) That affect the imposition or computation of tax, penalties,
or the allowance of credits against the tax, shall be applied to
taxable years beginning on or after January 1 of the year in which
the act takes effect.
(b) That otherwise affect the provisions of this part shall be
applied on and after the date the act takes effect.