South Carolina Home Office Deduction Calculator
South Carolina has a graduated state income tax with a top rate of 6.00%. Combined with your federal self-employment and income tax, that determines how much a home office deduction is actually worth to you in South Carolina.
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Frequently asked questions
What qualifies as a home office for tax purposes? +
Space you use regularly and exclusively for business. A desk in the corner of a room you also use for other things generally doesn't qualify — the IRS is strict about the 'exclusive use' requirement.
Simplified vs. actual expense method — which should I use? +
Whichever produces the bigger deduction for your numbers, which is exactly what this calculator compares. The simplified method is easier to document; the actual-expense method can be worth more if your real home costs are high relative to your office's share of the space.
Can W-2 employees take the home office deduction? +
No — only self-employed people can currently deduct home office expenses. W-2 employees lost this deduction under the 2017 tax law, and it has not been restored.
Does claiming a home office deduction trigger an audit? +
Not inherently. It's a normal, well-documented deduction as long as you keep records of your square footage and expenses — the reputation for triggering audits is mostly outdated.
What if I moved partway through the year? +
You can prorate the deduction based on how many months you used each home office, calculating the simplified or actual-expense amount separately for each period.
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