bus small diag. 56. A building with business offices, a reception area, and numerous small a nosis rooms is placed in service by a group of three orthopedic surgeons January 4 for $650,000. a. What is the MACRS-GDS property class? b. Calculate the depreciation deduction for years 1, 4, and 7 if it is kept longer than 7 years. 26. A building used for the overhaul of dewatering systems (MACRS-GDS 39-year property) is placed in service on October 10 by a calendar-year taxpayer for $140,000. It is sold almost 4 years later on August 15. Determine the depre- ciation deduction during years 1, 3, and 5 and the book value at the end of years 1, 3, and 5 using MACRS-GDS allowances