Welcome aboard to the Online Community, jordan howe.
The van lease payments may show as unallowable expenses when it’s classified under Car or van. You can consider selecting the Travel or Bank, card, and other financial charges as the category.
This way, van lease payments will show as allowable transactions.
For more information, the SA103F article describes the deduction categories you can claim as allowable expenses for self-employment.
I want to make sure you have all the information you need, so please let me know if you have any other questions. I'm here to assist further. Have a good one.