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Horizon source briefing

Oman Observer / Royal Decree 101/2026: evidence for “Oman amends its multinational-group top-up tax law through Royal Decree 101/2026”

Royal Decree 101/2026 amends the top-up tax law introduced by Royal Decree 70/2024. Oman Observer reports that some changes apply to financial years beginning on or after 1 January 2025 and that the decree generally takes effect after Official Gazette publication; complete appendices were not available at review.

Oman · Taxation, Multinational Enterprises, Accounting & Professional Services

What the source contributes

Royal Decree 101/2026 amends the top-up tax law introduced by Royal Decree 70/2024. Oman Observer reports that some changes apply to financial years beginning on or after 1 January 2025 and that the decree generally takes effect after Official Gazette publication; complete appendices were not available at review.

Horizon synthesis and use

  • Multinational groups with Omani entities should recheck their Pillar Two position against the authentic decree, appendices and implementation guidance. The available report does not support article-level conclusions on calculations, elections, filing mechanics or liability.

Before using the evidence

Four questions that keep the conclusion honest

  1. 01Which legal activity, applicant type and jurisdiction does “Oman Observer / Royal Decree 101/2026: evidence for “Oman amends its multinational-group top-up tax law through Royal Decree 101/2026”” actually cover?
  2. 02Which approval, filing, fee, eligibility condition or competent authority is stated directly, and which still requires written confirmation?
  3. 03Does the rule apply to Oman · Taxation, Multinational Enterprises, Accounting & Professional Services, or only to a narrower licence, entity, free zone, product or worker category?
  4. 04The record was reviewed on 2026-10-30; what has Oman Observer / Royal Decree 101/2026 changed or superseded since that date?