United States / United Kingdom · Annual user-entered costs; no tax-year constants in this calculator
Home Office Deduction Calculator
Estimate selected home-office deduction inputs from entered costs, area, and method assumptions.
Educational tool: This is an educational estimate, not filing software or professional advice. It does not by itself establish eligibility, residence, liability, or a filing obligation.
Introduction
Purpose
Estimate selected home-office deduction inputs from entered costs, area, and method assumptions.
Scope
United States / United Kingdom
Assumptions
Calculates the entered business-use proportion or simplified-method amount from the supplied area and costs. It does not decide which method or expenses are legally available.
Limitations
Eligibility, permitted expenses, exclusive-use rules, and jurisdictional treatment are not determined.
Tax period
Annual user-entered costs; no tax-year constants in this calculator
Interactive calculator
Complete the calculation when JavaScript is enabled. The calculation stays interactive on this page, and no account is required.