# California dental record retention requirements

> Minimum California dental patient-record retention periods, patient-access deadlines, Dental Board response deadlines, and breach-notice timing.

URL: https://dentovio.com/california/dental-record-retention-requirements

Last verified: 2026-07-08

Educational reference only, not legal advice. Confirm current rules with the Dental Board of California, California statutes, and counsel before changing record-retention policy.

## Direct answer

- Adult dental records: keep at least 7 years from discharge or last date of service.
- Unemancipated minor records: keep at least 1 year past the patient's 18th birthday, and never less than 7 years total.
- Medi-Cal / Denti-Cal records: keep at least 10 years, using the later trigger required by the Medi-Cal rule.

## Minimum retention

- Adult patients: At least 7 years. Measured from the date of discharge or last date of service. (Health & Safety Code §123145)
- Unemancipated minors: At least 1 year past age 18 — never less than 7 years total. Whichever is longer: 7 years, or one year after the patient turns 18. (Health & Safety Code §123145)
- Medi-Cal / Denti-Cal patients: At least 10 years. From date of service, audit completion, or contract end — whichever is later. Overrides the generic 7-year floor. (Welfare & Institutions Code §14124.1)

## Access and response deadlines

- Let a patient inspect their records: Within 5 working days of a written request. (Health & Safety Code §123110)
- Provide copies to a patient: Within 15 days of a written request. (Health & Safety Code §123110)
- Produce records on a Dental Board demand (with valid authorization): Dentist: 15 days · Facility: 30 days. (Business & Professions Code / HSC)
- Notify affected residents of a records breach: No later than 30 calendar days after discovery. (Civil Code §1798.82)

## Primary sources

- `A9` HSC section 123110 patient inspection, copies, form/format, fees, and unpaid-balance rule. <https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC&sectionNum=123110.>
- `A10` HSC section 123145 record preservation on closure. <https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC&sectionNum=123145.>
- `A48` SB 446 and Civil Code section 1798.82 California breach-notice update. <https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB446>
- `A67` WIC section 14124.1 Medi-Cal provider record retention. <https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=WIC&sectionNum=14124.1.>
- `B4` Dental Board office-closure practical guidance. <https://www.dbc.ca.gov/formspubs/newsletter_2025_11.pdf>

## Related

- [California dental practice compliance](https://dentovio.com/california/dental-practice-compliance/index.html.md)
- [Records and confidentiality guide](https://dentovio.com/guide/california-dentistry-law-ethics-exam/records-confidentiality/index.html.md)
- [Patient access and Board requests guide](https://dentovio.com/guide/california-dentistry-law-ethics-exam/patient-access-and-board-requests/index.html.md)