01
Document overview
The consolidated operational manual covers Income Tax registration, data and permission changes, Income Tax and withholding returns, tax-card issue and renewal, certificates, commencement of liquidation, objections, refunds and requests for exemption from additional tax.
02
Scope and exclusions
Applies to
Intended for authorised company and establishment users and their representatives performing the listed operations in an electronic Income Tax profile.
Limitations and exclusions
Screens and workflows may change. The guide does not establish current deadlines, substantive eligibility, fees or authority approval and does not replace the Income Tax Law, regulations, decisions or current portal instructions.
04
Official source
Oman Tax Authority · User guide for electronic services (Income Tax) · 42-page Arabic PDF · no publication date stated · Oman Tax Authority
September 13, 2026
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