Local Taxes & Fees in Gwinnett County, GA (2026)
1 rule for unincorporated Gwinnett County, Georgia.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Gwinnett County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Business Tax Classification
Unincorporated Gwinnett County levies its occupation tax using six profitability-ratio tax classes applied to gross receipts, with rates from 0.00065 to 0.00130 depending on business type.
Gwinnett Taxes Businesses by Profitability Class
Some RestrictionsGwinnett County Code of Ordinances § 18-22(a)-(b)
The tax shall be based upon the following criteria: Gross receipts of the business or practitioner in combination with the profitability ratio for the type of business, profession or occupation as measured by nationwide averages derived from statistics, classifications or other information published by the United States Office of Management and Budget, the United States Internal Revenue Service...
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