> For the complete documentation index, see [llms.txt](https://docs.linuxfoundation.org/tc-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.linuxfoundation.org/tc-docs/certification/lf-handbook1/repurchasing-the-exam.md). # Repurchasing the Exam Candidates have the option to repurchase the exam at any time from the [course catalog](https://training.linuxfoundation.org/training/course-catalog/) Only one exam order will be "active" for each purchased exam.\ When the Active purchase has been used the **Claim Your Next Order** button will be enabled in the exam checklist. When you click the Claim Your Next Order button, the current exam data will be stored as a history and a new Exam Preparation Checklist will be displayed in the candidate's portal.