Unlock growth with tax solutions tailored to your business

Team up with tax experts who stay ahead of Mongolia’s evolving tax laws. We’ll help you navigate complexities with confidence, ensuring compliance while unlocking financial advantages.

What we provide

We offer comprehensive tax solutions tailored to your needs through our diverse range of services. Explore how we can support your business.

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Tax advisory

We will provide you with comprehensive solutions that enable you to maximize your tax position while doing business in Mongolia. Learn more about our services.

International tax including withholding tax, double tax treaties and permanent establishments

Domestic planning

M&A, foreign direct investment and divestitures

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Tax compliance

Staying compliant with evolving tax laws is challenging without professional guidance. Our experts work closely with you to ensure full compliance, backed by deep technical expertise and strong regulatory relationships built over a decade of experience.

Quarterly tax review

Bookkeeping, accounting and statutory reporting

Corporate and Payroll

Corporate tax compliance

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Transfer pricing

We combine local and international expertise to develop strategic transfer pricing solutions aligned with your business goals. Our services are tailored to meet your specific needs, whether it is overseeing ongoing compliance, conducting assurance audits, or implementing best practices.

Transfer pricing advice

Transfer pricing documentation

Transfer pricing audit assistance

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Company secretary

Mongolia offers substantial growth potential for both local and foreign investors. However, establishing a business in this market can be intricate and unclear. Our secretarial services provide comprehensive support, ensuring legal compliance and operational efficiency while guiding you through every step of the process.

Company registration

Permanent establishment registration

Secretarial services

Vendor payments

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Tax controversy and dispute resolution

Tax audits are daunting without the right team. At Onch & Co., we guide both foreign and domestic businesses through inspections, disputes, and appeals. From Day 1, our hands-on approach begins by building relationships with regulators and fully preparing your team for what lies ahead.

Assistance in preparing for tax audits

Assistance and support during tax audits

Assistance in appealing the decisions of the Mongolian tax administration

Assistance with obtaining an advance ruling  (formally called Recommendation on Tax Law enforcement)

Acting as the liquidator for companies in the process of dissolution

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Individual - expatriate services

We provide comprehensive solutions for expatriates planning to work in Mongolia, ensuring a thorough understanding of your legal and tax obligations. Our services also include managing all immigration paperwork on your behalf, acting as your authorized representative.

Tax compliance for international assignees

Immigration authorized representative

Immigration consultant

Registration and de-registration of foreign employees

Ready for clear, reliable advice
tailored to your business?

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