Generally, both the purchaser and seller must file Form 8594 and attach it to their income tax returns (Forms 1040, 1041,. The seller and the buyer each use Form 8594 to allocate the assets among seven asset categories.Allocation is based on the fair market value. All corporations that own property or do business in Georgia, or that have income from Georgia sources are required to file a Georgia income tax return. Attach it to the 1040 you file for the year in which the asset sales occurred. Both the buyer and seller have to file Form 8594 with their own individual income tax return.