> For the complete documentation index, see [llms.txt](https://www.mica.wtf/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.mica.wtf/data-act/chapter-xi-final-provisions-art.-44-50/50.md). # Art. 50 — Entry into force and application Data Act Article 50 — Entry into force and application. Regulation (EU) 2023/2854, Chapter XI — Final provisions. This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union. > Chapter IV shall apply from 12 September 2027 to contracts concluded on or before 12 September 2025 provided that they are: > > > **(a)**of indefinite duration; or > > > > **(b)**due to expire at least 10 years from 11 January 2024. It shall apply from 12 September 2025. The obligation resulting from [Article 3(1)](/data-act/chapter-ii-business-to-consumer-and-business-to-business-data-sharing-art.-3-7/3.md) shall apply to connected products and the services related to them placed on the market after 12 September 2026. Chapter III shall apply in relation to obligations to make data available under Union law or national legislation adopted in accordance with Union law, which enters into force after 12 September 2025. Chapter IV shall apply to contracts concluded after 12 September 2025. This Regulation shall be binding in its entirety and directly applicable in all Member States. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter, and the optional `goal` query parameter: ``` GET https://www.mica.wtf/data-act/chapter-xi-final-provisions-art.-44-50/50.md?ask=&goal= ``` `ask` is the immediate question: it should be specific, self-contained, and written in natural language. `goal` is optional and describes the broader end goal you are ultimately trying to accomplish on behalf of the user. GitBook uses it to tailor the answer towards what is most useful for that goal. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.