This item addresses how S corporations and partnerships that have a Sec. 179 recapture event should report the event to their owners.If you sold or exchanged a qualified community asset acquired after 2001 and before 2010, you may be able to exclude the "qualified capital gain. Use Form 4797 to report: The sale or exchange of property. The involuntary conversion of property and capital assets. Eligible Section 179 deductions include physical items that are purchased as business assets, like machinery, software, and vehicles. A Section 179 expense is a business asset that can be written off for tax purposes right away rather than being depreciated over time.