A police background check verifies an individual's criminal history using records maintained by local law enforcement agencies, state repositories, and federal databases. It confirms arrests, convictions, warrants, and sometimes traffic violations, depending on jurisdiction and purpose.
These checks are conducted by police departments or authorized agencies during hiring, licensing, or security clearance processes. They rely on fingerprint submissions, name-based searches, and cross-referencing with national databases like the FBI's National Crime Information Center (NCIC).
The process varies by location and use case. For example, a job applicant may undergo a check that only includes state-level records, while a federal security clearance requires a full FBI NCIC search. Accuracy depends on correct identification and timely updates to public records.
When a background check is initiated, authorities first collect identifying details: full legal name, date of birth, Social Security Number, and fingerprints. These inputs are matched against existing records in local police databases and state repositories.
Fingerprints are critical. They eliminate ambiguity in cases where multiple people share similar names. Once submitted, they're sent to the FBI's Integrated Automated Fingerprint Identification System (IAFIS), which compares them against millions of stored prints.
Results typically return within 24 to 72 hours for electronic submissions. Some jurisdictions take longer due to manual review or outdated systems. Delays often occur when records are incomplete or when discrepancies exist between names and dates of birth.
Police background checks include verified data from official sources. The most common elements are:
Some checks also include traffic violations, especially for positions involving driving or public safety. However, minor infractions like parking tickets are rarely reported unless tied to a criminal act.
| Record Type | Source | Typical Access Level |
|---|---|---|
| Arrests | Local police departments | Public records, limited access |
| Convictions | State courts and correctional systems | Restricted to authorized users |
| Warrants | NCIC database | Law enforcement and licensed agencies |
| Sex offender status | National Sex Offender Registry | Publicly searchable |
Unconfirmed arrests or pending charges may appear in initial reports but are not always flagged as final. This distinction matters in employment screenings where false positives can lead to unjust disqualification.
Many assume a police background check reveals everything about a person's past. That's incorrect. Only documented incidents in official databases are included. Unreported crimes, informal police interactions, or juvenile records not sealed remain invisible unless specifically requested.
Another myth is that background checks are uniform nationwide. In reality, state laws govern record retention and disclosure. For example, California limits how long misdemeanor convictions can be reported under the Fair Chance Act, while Texas allows some records to stay accessible indefinitely.
A lesser-known fact: police departments do not maintain centralized national databases. Instead, they contribute to state-level repositories that feed into federal systems. This means gaps can occur if a person moved between states without proper record transfer.
In 2022, a school district in Ohio required background checks for substitute teachers. The process began with a form requesting name, DOB, SSN, and fingerprints. After submission, the district's vendor ran a search through the Ohio Bureau of Criminal Investigation (BCI) and the FBI's NCIC system.
Results showed a 2015 conviction for disorderly conduct in a neighboring county. The charge stemmed from a protest incident where the individual was arrested but later had the case dismissed. Despite the dismissal, the conviction appeared because it was entered into the system before the case was closed.
The school board reviewed the record and consulted legal counsel. Since the offense did not involve violence or child endangerment, and the individual had no further incidents, they were hired with a conditional start date pending appeal of the charge.
This case illustrates how background checks reflect historical data, not current behavior. Context and timing matter, especially when evaluating risk.
If you want to see what a police background check would show about you, request a copy of your record. Many states offer free or low-cost online access through their Department of Public Safety portals.
For example, New York State provides a "Criminal History Record Search" via the Division of Criminal Justice Services website. You can run a search using your SSN and date of birth for $10 per request. Results include all arrests and convictions on file.
Always verify the legitimacy of a site before submitting personal data. Scams often mimic government forms to steal identities.
Understanding what a police background check consists of helps applicants prepare and employers make informed decisions. It's not a single snapshot but a layered review of verified data from multiple sources.
When reviewing results, consider context. A past arrest doesn't equal guilt. A conviction doesn't define a person's entire life. The goal is accuracy, fairness, and compliance with privacy laws like the Fair Credit Reporting Act (FCRA).