Investors & landlords
Land is section 1231 property and is reported in Part I of the IRS form 4797.
The residential rental is section 1250 property and reported in Part III of the IRS form 4797.
The appliance is personal property used for business purposes and is section 1245 property reported in Part III of the IRS form 4797.
Further explanation may be found at IRS Publication 544 here.
