California Department of Public Health, Licensing and Certification Program

Becoming a certified nursing assistant in California with a record

CNA certification runs through the California Department of Public Health rather than a licensing board, but the underlying protection is stronger than people expect: the law that created CNA background checks says directly that a conviction cannot operate as an automatic bar to certification.

The law starts from your side

Health and Safety Code section 1337.9 states the Legislature's intent directly: CDPH has discretion to consider a conviction, but the conviction cannot operate as an automatic bar to certification. CDPH can deny or revoke certification for a conviction substantially related to a CNA's duties only if it determines you have not adequately demonstrated rehabilitation and that you present a threat to the health, safety, or welfare of patients. That is a real, individualized decision -- not a checklist match.

What CDPH is required to weigh

Section 1337.9(c) lists the rehabilitation evidence CDPH must consider before denying you. The list includes several things worth gathering before you apply, not after a problem comes up:

• The nature and seriousness of the offence and how closely it relates to CNA duties
• Your conduct since the conviction: employment, therapy, education
• How much time has passed and how many offences are on your record
• Compliance with probation or parole
• Character references
• Circumstances showing the conduct is unlikely to repeat
• A Penal Code 1203.4, 1203.4a, or 1203.41 dismissal order, a Governor's pardon, or a court Certificate of Rehabilitation

How CDPH actually learns about your record

Certification requires a Live Scan fingerprint-based criminal record clearance through the Department of Justice, and it does not stop once you are certified: the clearance requirement applies again biannually, regardless of which facility employs you. There is no disclosure question to avoid -- the record comes through fingerprints either way, which is exactly why the rehabilitation factors above matter more than whatever you would otherwise choose to say.

If CDPH denies or revokes

CDPH must notify you in writing, by certified mail, with its reasons. You then have 20 business days to request an administrative hearing. That deadline is tight enough that it is worth having your rehabilitation documentation -- the dismissal order, references, proof of probation completion -- ready before you apply, rather than assembled after a denial letter arrives.

Training programs run their own check first

Most CNA training programs require a background check before clinical hours begin, since those hours happen inside a licensed facility that is separately responsible for who is on its floor. That check can surface a problem earlier than CDPH's own certification review does, so ask your program directly what its policy is before you enroll.

Why CNA work is a common stepping stone

Because the rehabilitation review is individualized rather than a flat bar, CNA certification is one of the more realistic entry points into health care for someone with an older conviction, especially compared to roles where the reviewing body has less discretion by law. People often use CNA work to build the documented work history that later helps with an LVN or RN application, where the same kind of rehabilitation evidence carries forward.

Official source: California Department of Public Health, Licensing and Certification Program

Legal information on this page was last checked against primary sources in October 2026. California law changes; if you are reading this long after that date, confirm before you rely on it.