What 393.76A-SB means in plain language
Your sleeper berth did not meet federal equipment and dimension requirements. This means the physical structure, padding, dimensions, or ventilation of your sleeper berth failed to comply with FMCSR standards. It's not about whether you were resting or how long—it's about the condition of the equipment itself.
Inspectors check sleeper berths for proper length and width, secure attachment to the vehicle frame, adequate padding on hard surfaces, and functional ventilation. If any of these elements are deficient, you receive a citation for 393.76A-SB.
What our enforcement data actually shows
Across our 13 million+ inspection records, 393.76A-SB ranks #1157 of 3,036 FMCSR codes by citation volume. In the last 12 months, we recorded 170 citations nationwide. Over the last 90 days, that figure was 45 citations.
The out-of-service rate for this violation is exceptionally low: 0.8% all-time (2 vehicles out of 249 total citations placed out of service). This is dramatically below the all-FMCSR average of 31.4%. In practical terms, this citation is almost never an immediate roadside removal. Inspectors are citing the defect, but the vehicle is typically allowed to continue operating.
Enforcement has trended upward recently. February 2026 saw 24 citations in a single month, the highest in our 12-month window. This suggests increased inspector focus on sleeper berth condition.
Who gets cited most
Pennsylvania leads with 14 citations over the last 180 days, followed by California with 10, and New York with 6. All three states maintained a 0.0% out-of-service rate for this code—no vehicles were pulled from service in any of these jurisdictions.
Our data shows fleets such as AUTO HAUL EXPRESS LLC (USDOT 4329325) with 5 all-time citations, and SUPLICIUM TRANSPORT LLC (USDOT 4381255) with 4 citations. These carriers appear in enforcement records more frequently, though the low out-of-service rate indicates they were not placed out of service in most cases.
How severe is this compared to similar codes
In the Vehicle Maintenance category, sleeper berth defects are relatively rare and lenient. By contrast, 393.9(a) (Inoperable required lamps) has generated 660,737 citations with a 15.4% out-of-service rate—nearly 20 times more citations and a far higher removal rate. Similarly, 396.3(a)(1) (Inspection/repair/maintenance—general) accounts for 236,919 citations with a 45.3% out-of-service rate.
Even within lighting and structural categories, 393.78 (Windshield condition defective) has 157,894 citations but only a 0.3% out-of-service rate, which is lower than 393.76A-SB. This suggests sleeper berth defects occupy a middle ground: cited occasionally, but rarely severe enough to warrant removal.
How to avoid it
Pre-trip inspection protocol:
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Measure the sleeper berth before each trip. Federal standards require specific length and width dimensions. Verify that the structure has not shifted, collapsed, or become misaligned within the truck frame.
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Check padding and interior surfaces. Run your hands over all hard surfaces inside the sleeper. If you find sharp edges, exposed metal, torn padding, or protruding fasteners, document and report them to your fleet maintenance immediately.
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Test ventilation and windows. Open and close all sleeper berth windows and vents. Ensure they operate smoothly and seal properly. Obstructed or non-functional ventilation can trigger this citation.
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Inspect the berth attachment points. Look for visible separation between the sleeper unit and the vehicle frame. Check that all bolts, brackets, and welds appear secure and undamaged.
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Pair this with hours-of-service and equipment inspections. Our data shows that 393.76A-SB commonly co-occurs with 396.17C-PI (No proof of periodic inspection) and 395.8E-HOSPD (False record of duty status) in the same roadside stop. Maintain meticulous records of your pre-trip inspections and your hours-of-service logs. Inspectors who find a defective sleeper berth often also look more closely at your logbook and vehicle maintenance documentation.
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Report defects to your carrier immediately. Do not drive a truck with a known sleeper berth defect. The vehicles most frequently cited (Ford and Dodge units in our data) suggest that defects can develop in any make, but catching them early prevents citations.
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If you drive for a carrier, request written confirmation that the sleeper berth meets FMCSR standards before you take the vehicle out. Many carriers conduct fleet-wide sleeper berth audits; use these to your advantage.