Understanding the DOT Clearinghouse: Pre-Employment and Query Requirements

April 9, 2025

Ophthalmologist's Department

The Federal Motor Carrier Safety Administration’s (FMCSA) Clearinghouse has added a new layer of responsibility for employers hiring Commercial Driver’s License (CDL) holders. To ensure compliance, employers must perform specific queries for both pre-employment and ongoing monitoring. Let’s break it down in simple terms.

The Two Types of Queries

Employers are required to run queries in the Clearinghouse to determine whether drivers have any unresolved violations that would prevent them from performing safety-sensitive functions. There are two types of queries:

1. Limited Query
A limited query simply checks if there is any information in the Clearinghouse for a particular driver. It does not reveal details—only whether a record exists.

2. Full Query
A full query provides detailed information about any records in the Clearinghouse. It’s required for pre-employment checks so employers can see whether a driver has unresolved violations or has not completed the required return-to-duty process.

When Queries Are Required

1. Pre-Employment Queries
Before hiring a new driver, employers must run a full query in the Clearinghouse to check for violations. A specific consent from the driver is required for a full query. If the driver refuses to give consent, they cannot be hired for safety-sensitive duties.

2. Annual Queries for Current Drivers
Employers must perform a limited query for every driver in their safety-sensitive workforce at least once a year. This ensures there are no new violations that would make the driver ineligible for safety-sensitive work. Consent for limited queries can be obtained once for the entire length of employment.

Best Practices for Employers

While the DOT only mandates an annual limited query, many employers are adopting a more proactive approach. Here’s why:

Avoiding fines: Employers have been caught off-guard when violations surface during annual checks. In some cases, they unknowingly allow drivers with unresolved violations to perform safety-sensitive work, resulting in fines of $5,800 per incident.

Quarterly checks: To minimize risk, many employers now conduct limited queries on a quarterly basis. This provides more frequent updates and ensures that no ineligible drivers are operating under their watch.

What Happens If a Driver Refuses?

If a driver refuses to consent to a full query, they cannot perform safety-sensitive work. Similarly, if a limited or full query reveals a violation that the driver has not resolved, they are barred from safety-sensitive duties until they complete the necessary steps, such as the return-to-duty process.

Clearinghouse Compliance Matters

Employers must stay vigilant about Clearinghouse compliance to avoid fines and ensure a safe workforce. Here’s a quick recap:

  1. Pre-employment requires a full query with specific consent. No consent means no hire.
  2. Annual limited queries are mandatory for all safety-sensitive employees. Many employers now perform these more frequently to avoid violations slipping through the cracks.
  3. Fines for noncompliance are steep—$5,800 per incident for failure to meet Clearinghouse regulations.

By keeping up with Clearinghouse requirements and conducting regular queries, employers can safeguard their operations, maintain compliance, and support a safer transportation industry. Always prioritize transparency and thoroughness when managing your driver workforce.

Karishma Sarfani

Karishma is a Qualified Substance Abuse Professional (SAP) with a background in mental health and substance abuse counseling, holding credentials as an MS, LCDC, ICADC, CADC II, CSAC, CASAC II, LPC, and EMDR-trained therapist. Inspired by personal experiences with addiction and mental health challenges in her community, she has dedicated her career to supporting individuals on their journey to recovery and success.