Carrier profile · USDOT 115966 · MC-127663 · Updated Jun 13, 2026

Ludolph Bus Service Inc

0 power unitsavg 17 yrLocal · 1 statesPIPESTONE, MN100/100

CARRIER ACTIVEMC-127663 ACTIVERATED SATISFACTORY

Authority & Insurance

Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.

Operating authority· 49 CFR · per type

Operating authority

Common: Active
Contract: None
Broker: None

Insurance & bonds

BIPD / liability$5,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Not recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$5M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $5M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$5M BIPD last filed ’07 · 4 insurers · 0 lapsesInsurer churn

Lancer’97–’08

beyond this history

1993200220112020now

Shorter eras are too brief to label at this scale — all 8 insurers are named in the list below.

BIPD in force — $5,000,000 · LANCER INSURANCE COMPANY · since Dec 2007

All 8 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
AUTO OWNERS INSURANCE COMPANY	Jan 2008 → Dec 2007	$5M	1
LANCER INSURANCE COMPANY	Dec 1997 → Jan 2008	$5M	4
NATIONAL LIABILITY & FIRE INS CO.	Dec 1996 → Dec 1997	$5M	1
LEXINGTON INSURANCE COMPANY	Dec 1996 → Dec 1997	$5M	1
NATIONAL LIABILITY & FIRE INS CO.	Dec 1995 → Dec 1996	$5M	1
LEXINGTON INSURANCE COMPANY	Dec 1994 → Dec 1996	$5M	2
NATIONAL LIABILITY & FIRE INS CO.	Dec 1993 → Dec 1995	$5M	2
LEXINGTON INSURANCE COMPANY	Dec 1993 → Dec 1994	$5M	1