If you carry on all or part of your employment activities from home, then you may be eligible to claim a portion of your expenses as a tax deduction.
Ideally, you should have a room set aside as a home office. The area must be clearly identifiable as a place of work and used almost exclusively for work purposes.
The expenses you can claim are:
Heating, cooling and lighting
Decline in value (depreciation) of home office furniture and fittings
Dec...