Fleet typeIdentity
Asset-based
140 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 41207 · MC-61403 · Updated Jun 13, 2026
The Mason and Dixon Tank Lines Inc
140 power unitsKINGSPORT, TN48/100
CARRIER INACTIVEMC-61403 INACTIVE
Observed fleet · trailing 24 mo daily
140Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
Click to see how we scored it
Load decision · FMCSA snapshot · Jun 13, 2026
High risk
Multiple serious issues on the federal record. Verify directly before any tender.
Watch · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No active operating authorityNo active common, contract, or broker authority is on file for a for-hire carrier.No inspection history despite active fleetAn established carrier reporting 140 power units has no roadside inspections — a common shell/paper-carrier signal.
USDOT registration5252 yr registered
No active authorityInsurance (BIPD)$0 in force
FMCSA L&IVehicle OOS · 24-mo—
No inspections · 24 moCrashes · fatal00
No activity in windowVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
52 yr unchanged
Same registration since 1974 — no chameleon / reincarnation signal.
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Verification summary
THE MASON AND DIXON TANK LINES INC (USDOT 41207) has a Vektor safety score of 48/100 and a High risk verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.
The carrier has no active for-hire operating authority per FMCSA L&I as of Jun 13, 2026.
It has an active BIPD insurance filing with a $0 limit in force from NATIONAL AMERICAN INSURANCE CO. OF NEW YORK effective Feb 11, 1987 in FMCSA L&I's current snapshot as of Jun 13, 2026.
The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.
The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.
It reports 140 power units and 45 drivers in its most recent MCS-150 filing available in the FMCSA record refreshed Jun 13, 2026.
It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.
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Frequently asked
What is THE MASON AND DIXON TANK LINES INC's USDOT number?
THE MASON AND DIXON TANK LINES INC's USDOT number is 41207, and its motor carrier number is MC-61403.
Is THE MASON AND DIXON TANK LINES INC authorized to operate?
As of Jun 13, 2026, THE MASON AND DIXON TANK LINES INC is inactive in the FMCSA register with common, contract, broker operating authority on file.
How big is THE MASON AND DIXON TANK LINES INC's fleet?
THE MASON AND DIXON TANK LINES INC operates 140 power units and 45 drivers per its most recent MCS-150 filing.
Where is THE MASON AND DIXON TANK LINES INC based?
THE MASON AND DIXON TANK LINES INC is based in KINGSPORT, TN.
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