A major shift in how CDL driver medical certifications are reported, transmitted, and verified — and what motor carriers need to know to stay compliant.
Key Dates At A Glance
NRII’s final compliance date was June 23, 2025. A current waiver permits paper Med Cards as proof for up to 60 days after issuance, effective through October 11, 2026. Five states are still not fully compliant with the electronic integration.
Defining NRII
National Registry II — formally titled the Medical Examiner’s Certification Integration (NRII) final rule — is a follow-on regulation to the original National Registry of Certified Medical Examiners program. Published by FMCSA in 2015, NRII modernizes the way physical qualification examination results for commercial motor vehicle (CMV) drivers are recorded, reported, and transmitted across the regulatory ecosystem.
In Plain Terms, NRII replaces the paper Medical Examiner’s Certificate (Form MCSA-5876) as the primary proof of CDL driver medical fitness. Instead of a driver hand-carrying a paper card and submitting it to the state, the medical examiner now reports results electronically — and those results flow directly to the state licensing agency automatically.
At its core, the rule requires medical examiners to use standardized forms for documenting physical qualification examinations and to electronically transmit results — including whether a driver is medically qualified, unqualified, or voided — from FMCSA’s National Registry directly to State Driver’s Licensing Agencies (SDLAs). Those agencies then post the certification status to each driver’s Commercial Driver’s License Information System (CDLIS) motor vehicle record (MVR).
When Did It Take Effect?
NRII was published in 2015 but rolled out in phases. Some provisions took effect in 2015, others in 2018. The final and most consequential requirement — electronic transmission from the National Registry directly to SDLAs — had a compliance deadline of June 23, 2025.
- April 23, 2015: FMCSA publishes the NRII final rule (80 FR 22790). Initial provisions and standardized forms take effect.
- 2018: Medical examiners required to electronically submit DOT medical exam results to FMCSA’s National Registry — a requirement that remains unchanged today.
- June 23, 2025: Full compliance date: FMCSA begins electronically transmitting examination results from the National Registry to SDLAs, which post the information directly to CDLIS driver MVRs.
- October 11, 2026: Current waiver expires. After this date, FMCSA expects full NRII compliance — paper Med Cards will no longer serve as valid proof for CDL/CLP holders.
Reporting Deadline
NRII tightened the reporting window for medical examiners significantly. Previously, results were required every 30 days. Under NRII, medical examiners must submit examination results by midnight (local time) of the next calendar day following the examination.
What Changed for Employers and Motor Carriers
NRII marks a significant shift in how motor carriers verify and document driver medical fitness. The old paper-based process — where drivers obtained a physical Med Card and submitted it to the state — is replaced by a fully electronic flow. Here is what changed in practice:
- Paper Med Cards No Longer Valid Proof: Motor carriers may no longer use the paper MCSA-5876 as proof of a CDL or CLP driver’s medical certification. The CDLIS driver MVR is now the authoritative source.
- CDLIS MVR Is the New Standard: Carriers must obtain the CDLIS driver MVR from the driver’s current licensing state to verify medical certification status and required medical variances before allowing CMV operation.
- No More Manual Registry Verification: Under the old rules, carriers had to verify the issuing medical examiner was on FMCSA’s National Registry. NRII removes that burden — the electronic system validates the examiner automatically.
- DQ File Documentation Updated: Carriers must now verify and document in the driver qualification (DQ) file that the driver holds a valid medical examiner’s certificate and required variances via the MVR — not a physical card.
“Motor carriers must verify and document in the driver qualification file that the driver has a valid medical examiner’s certificate and any required medical variances before allowing the driver to operate a commercial motor vehicle.”
What’s Required in the Driver Qualification File
Under NRII, the driver qualification file documentation process looks different than it did before. Here is a summary of what motor carriers must now do — and what they no longer have to do:
Do’s:
- Obtain the CDLIS driver MVR from the current licensing state to confirm valid medical certification status
- Document in the DQ file that a valid medical certificate is confirmed via the MVR before allowing CMV operation
- Verify any required medical variances (SPE certificates, exemptions) are reflected on the MVR
- For drivers in states not yet NRII-compliant, continue accepting and documenting the paper MCSA-5876 until that state transitions
Dont’s:
- No longer required: verify the issuing medical examiner is on the National Registry (electronic transmission handles this automatically)
- No longer acceptable: using a paper Medical Examiner’s Certificate as primary proof of medical certification for CDL/CLP holders in NRII-compliant states
What This Means for Record Keeping
The shift to NRII fundamentally changes where and how medical fitness is verified and stored within a driver’s qualification record. The electronic MVR pull becomes the foundational compliance document — not a piece of paper a driver hands you at hire or renewal.
This creates a stronger, more tamper-resistant compliance trail. Because the certification data flows directly from the FMCSA National Registry through to the state’s licensing system, the integrity of the record is less dependent on drivers manually submitting documents or employers correctly verifying paper credentials.
However, it also means motor carriers must build reliable MVR-pull processes into their onboarding and ongoing driver qualification workflows. A carrier that still relies on a paper Med Card — or that fails to pull the CDLIS MVR before putting a driver on the road — is out of compliance under NRII, regardless of the driver’s actual medical fitness.
Bottom Line for Motor Carriers
Update your driver qualification file process now. Replace paper Med Card verification with CDLIS MVR pulls. Confirm your compliance software captures MVR-based medical certification — not just a scanned card. NRII is fully in effect, and audits will reflect the new standard.
Non-CDL Drivers: No Change
NRII applies only to CDL and CLP holders. Non-CDL drivers are not affected by electronic transmission requirements. Medical examiners are still required to issue the paper MCSA-5876 to non-CDL CMV drivers, and those drivers must continue to carry a copy as proof of medical certification when operating a commercial motor vehicle — because there is no CDLIS driver MVR to post the information to.
Where Things Stand Right Now (2026)
NRII has been in effect since June 23, 2025, but implementation hasn’t been perfectly clean. Several states were slow to connect their licensing systems to the National Registry, prompting FMCSA to issue a series of temporary waivers allowing paper Medical Examiner’s Certificates to continue serving as valid proof for a defined period.
The current FMCSA waiver — effective April 11, 2026 through October 11, 2026 — permits CDL and CLP holders, as well as motor carriers, to use a paper copy of the MCSA-5876 as proof of medical certification for up to 60 days following the date of the examination. After October 11, 2026, FMCSA is signaling that full NRII compliance will be expected and paper Med Cards will no longer serve as valid proof for CDL/CLP holders.
Key Requirement: Next-Day Electronic Submission
Regardless of waivers or state implementation status, medical examiners are required to electronically submit exam results to the FMCSA National Registry by midnight (local time) of the next calendar day following the examination. This is not waived — it applies now. The waivers address only the paper certificate as proof on the carrier/driver side, not the examiner’s electronic reporting obligation.
For drivers licensed in states that have not yet fully implemented NRII, the process remains hybrid: the medical examiner must still issue a paper MCSA-5876 and electronically submit results to the National Registry. As of April 2026, five states had not fully implemented the electronic integration: Alaska, California, Kentucky, Louisiana, and New Hampshire. Motor carriers should always check the FMCSA NRII Learning Center for the current list of non-compliant states.
How Driver File Hub Helps You Stay Compliant
NRII changes the verification workflow — but it doesn’t reduce the recordkeeping burden on motor carriers. You still need to pull the right documents, store them correctly, and be audit-ready at a moment’s notice. That’s exactly what Driver File Hub is built for.