(a) Unless a different effective date is specified in an Act:
(1) Any Act which is approved by the Governor or which becomes law without his approval on or after the first day of January and prior to the first day of July of a calendar year shall become effective on the
first day of July; and
(2) Any Act which is approved by the Governor or which becomes law without his approval on or after the first day of July and prior to the first day of January of the immediately succeeding calendar year shall become effective on the first day of January.
(b) Subsection (a) of this Code section shall not apply to local
legislation or to resolutions intended to have the effect of law. Such local legislation and resolutions intended to have the effect of law become effective immediately upon approval by the Governor or upon their becoming law without his approval, unless a different effective date is
specified in the Act or resolution.