Ga. Code § 36-80-27
If a bid or proposal opportunity is extended by a county, municipal corporation, or local board of education for goods, services, or both, valued at $100,000.00 or more, such bid or proposal opportunity shall be advertised by such respective local governmental entity in the Georgia Procurement Registry, as established in subsection (b) of Code Section 50-5-69, at no cost to the local governmental entity. Such bid or proposal opportunity shall be advertised on such registry for the same period of time, as set by ordinance or policy, if any, as the county, municipality, or local board of education advertises bid or proposal opportunities in the official legal organ or other media normally utilized by the local governing entity. Each advertisement shall include such details and specifications as will enable the public to know the extent and character of the bid or proposal opportunity.
OCGA § 36-80-27