> For the complete documentation index, see [llms.txt](https://usecaseframework.openactive.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://usecaseframework.openactive.io/appendix-four-data-requirements-framework.md).

# Appendix four - Data requirements framework

- [Data requirements framework](https://usecaseframework.openactive.io/appendix-four-data-requirements-framework/data-requirements-framework.md)