Capital gains tax in Georgia is calculated on the difference between the purchase and selling price of your property. How do I report capital gains on my income tax return on property I sold last year?Estimate your closing costs and net sales proceeds with our Georgia seller closing cost calculator. You will need to learn about local laws and regulations, prepare the home for sale, coordinate showings and negotiate with the buyer all on your own. Learn about the various taxes on selling a house in Georgia and what you can expect to owe after finalizing the sale. The IRS allows exclusion of upto 500K in capital gains if the property was the primary residence in 2 out of the last 5 years. When selling a house in Georgia, you must: 1. Price your home competitively 2. My sister who had an income of 65k told me her CPA was able to get back all her withheld sales tax. When selling a house in Georgia, you must: 1.