> For the complete documentation index, see [llms.txt](https://docs.yoplanning.support/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.yoplanning.support/en/yoplanning-academy/yoplanning-au-quotidien/les-questions-de-comptabilite/comptabilite-francaises/attestation-de-conformite-de-la-caisse.md).

# Certificate of Conformity of the Cash Register

The cash register compliance certificate is an official document required by French law to certify that a company's cash register system complies with current standards. This certificate is necessary to ensure the integrity, security, and retention of transaction data to prevent tax fraud.

* **Year:** 2018
* **Legal Texts:** Article 88 of the Finance Act for 2016, Decree No. 2017-151
* **Standards:** NF 525


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