Tax Advisor

IMPORTANT DISCLAIMER: This app does not represent, and is not affiliated with or endorsed by, any government entity, including the Oman Tax Authority or the Government of Oman.

Personal Income Tax Advisor is a privacy-first workspace for organising information relevant to Oman personal income tax.

Record income, deductions, relief information, and supporting evidence in one place. Run a guided assessment, review a draft estimate, and export reports for your own records or for discussion with a qualified adviser.

Key features:

• Offline-first workspace

• English and Arabic with right-to-left support

• Guided assessment and draft calculation review

• Income, deduction, relief, and evidence organisation

• PDF and spreadsheet report exports

• Encrypted workspace backups

OFFICIAL GOVERNMENT INFORMATION SOURCE:

All Oman personal income tax law information presented in this app, including scope, income categories, deductions, exemptions, tax calculation rules, withholding, filing-related procedures, and the 1 January 2028 effective date, is based on Royal Decree 56/2025 Issuing the Personal Income Tax Law, published by the Oman Tax Authority:

https://tms.taxoman.gov.om/portal/personal-income-tax

Always consult the official source for the current and authoritative text. This app is not a filing service and does not provide legal, tax, or accounting advice. Calculations are drafts for reference and review only. Verify all information and results and obtain qualified professional advice when needed.

Release notes

Initial internal testing release. Includes the bilingual offline workspace, guided assessment, income and deduction records, draft review, report exports, encrypted backups, privacy controls, and support diagnostics.