On May 13 of the current​ year, Tammy sells a building to Jenna for $ 600 comma 000. Tammy​'s basis in the building is $ 350 comma 000. The county in which the building is located has a real property tax year that ends on June 30. The taxes are payable by September 1 of that year. On September​ 1, Jenna pays the annual property taxes of $ 9 comma 500. Both Tammy and Jenna are​ calendar-year cash method taxpayers. The closing agreement does not separately account for the property taxes. Disregard