







Active carrier authority since 2003 · insured · no revocations — Grade A
SHAMROCK OF MICHIGAN, LTD
DOT 01181271 · MC# 471186 · SUMNER, MI
No roadside inspections in the last 24 months — so there's no out-of-service rate to compare. Smaller fleets are inspected less often; a clean window like this is a neutral signal, not a warning.
Source: FMCSA SAFER · Errors? Dispute via DataQs
History & Compliance
Carrier (trucking) authority
Carrier authority — Active
CurrentLiability insurance ($1,000,000) — 22 years 9 months of 22 years 9 months covered
✓ Currently insured (since Nov 2003)
Granted
Contract carrier authority
Nov 18, 2003ArchiveGranted
Common carrier authority
Nov 18, 2003Archive
Active carrier authority
10+ years in business
BIPD liability insurance on file, current
No executed revocations
Safety bonus earned for: no crashes in 24 months. Remaining bonus would need: more vehicle inspections on record; more driver inspections on record; an official FMCSA Satisfactory rating (most carriers are never rated).
Data synced daily from FMCSA. Trust Scores are calculated automatically.
Connected Authorities
Check whether SHAMROCK OF MICHIGAN, LTD shares a phone or email on file with other FMCSA authorities. Shared details can be coincidental (a recycled phone number, a shared dispatch office) — they are public-record facts, not a judgment.
Drawn from public FMCSA records. Is something not right? Request a correction →
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Frequently Asked
Does SHAMROCK OF MICHIGAN, LTD have active FMCSA authority?
SHAMROCK OF MICHIGAN, LTD (DOT 01181271) has active carrier operating authority with the FMCSA. Their Trust Score is A (92/100). They've held active authority 22 years, 9 months.
What is their insurance status?
Per current records, SHAMROCK OF MICHIGAN, LTD has financial-responsibility (BIPD) insurance on file.