+21 Can I Deduct Water Bill For Home Office References. So if you use a 100 square foot room as your office in a 1,000 square foot house, 100/1,000 =. Total occupancy expenses × floor.

You can’t deduct your mortgage payments. They can only claim it if they are directed by their employer to set aside part of their home as office space. Up to 10% cash back if you qualify for the home office deduction and your home office is damaged or destroyed by a burglary or a disaster such as a hurricane, flood,.