- California Department of Tax and Fee Administration · Beginning July 1, sales and use tax return filing frequency for certain used motor vehicle dealers changed from a monthly reporting to a quarterly reporting basis. For more information, visit our New Legislation Affecting Used Vehicle Dealers — Frequently Asked Questions:
Source: ecs.page.link
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.