Your rate will increase if you have a DUI conviction. Insurance companies may see DUI drivers as riskier to insure and may deny coverage altogether. According to Forbes Advisor, the national average rise in car insurance rates for DUI drivers is 74%. You should see a reduction in your auto insurance premium once the DUI violation is removed from your driving record, typically three to five years but may be longer in some states.
The information in this answer is general in nature and is not legal or insurance advice for your specific situation. Policy language varies carrier by carrier; your declarations page is the final word. If you're unsure, call your agent before you need to file.