OECD Model Tax Convention: sourced answers
2 answers to specific questions — each with a verbatim quote from an official source and a link to it.
Every answer is checked against a verbatim quote from a stored copy of its source and has passed an independent review. This is reference information, not legal advice: rules change, and the outcome depends on your circumstances.
Tax treaty or act
Within what period can a mutual agreement procedure request be filed
3 years from first notification
«ONVENTION ARTICLE 25 MUTUAL AGREEMENT PROCEDURE 1. Where a person considers that the actions of one or both of the Contracting States result or will result for him in taxation not in accordance with the provisions of this Convention, he may, irrespective of the remedies provided by the domestic law of those States, present his case to the competent authority of either Contracting State. The case must be presented within three years from the first notification of the action resulting in taxation not in accordance with the provisions of the Convention. 2. The competent authority shall endeavour, if the objection appears to it to be justified and if it is not itself able to arrive at a satisfactory solution, to resolve the case by mutual agreement with the competent authority of the other Contracting State, with a view to the avoidance of taxation which is not in accordance with the Convention. Any agreement reached shall be implemented notwithstanding any time limits in the domestic law of the Contracting States. 3. …»
Source: oecd.org · source copy as of 2026-10-03
The window is three years from the first notification of the action resulting in taxation not in accordance with the treaty (Article 25(1)).
«ONVENTION ARTICLE 25 MUTUAL AGREEMENT PROCEDURE 1. Where a person considers that the actions of one or both of the Contracting States result or will result for him in taxation not in accordance with the provisions of this Convention, he may, irrespective of the remedies provided by the domestic law of those States, present his case to the competent authority of either Contracting State. The case must be presented within three years from the first notification of the action resulting in taxation not in accordance with the provisions of the Convention. 2. The competent authority shall endeavour, if the objection appears to it to be justified and if it is not itself able to arrive at a satisfactory solution, to resolve the case by mutual agreement with the competent authority of the other Contracting State, with a view to the avoidance of taxation which is not in accordance with the Convention. Any agreement reached shall be implemented notwithstanding any time limits in the domestic law of the Contracting States. 3. …»
Source: oecd.org · source copy as of 2026-10-03
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