Carrier profile · USDOT 390550 · MC-221220 · Updated Jun 13, 2026
Rottweiler Bus Corporation
1 power unitUPPER MARLBORO, MD50/100
CARRIER INACTIVEMC-221220 INACTIVEUNDELIVERABLE ADDRESS
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
- Inactive
- Contract
- None
- Broker
- None
Insurance & bonds
BIPD filing (census)Not recorded per census
Cargo filing (census)Not recorded per census
Surety bond (census)Not recorded per census
Insurance continuity· insurer · policy · lapses
$5M BIPD last filed ’03 · 10 insurers · 5 lapsesCoverage lapse
beyond this history
1990199920082017now
Shorter eras are too brief to label at this scale — all 14 insurers are named in the list below.
This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.
All 14 insurer eras · dates, limits, renewals
| Insurer | Period | Limit | Renewals |
|---|---|---|---|
| LANCER INSURANCE COMPANY | Jul 2003 → Dec 2003 | $5M | 1 |
| LINCOLN GENERAL INSURANCE COMPANY | Sep 2002 → Jan 2003 | $5M | 1 |
| ACE AMERICAN INSURANCE COMPANY | Nov 2000 → Aug 2002 | $5M | 3 |
| RELIANCE NATIONAL INDEMNITY COMPANY | Nov 1999 → Nov 1999 | $5M | 4 |
| NATIONAL INTERSTATE INSURANCE COMPANY | Jul 1999 → Sep 1999 | $5M | 1 |
| LANCER INSURANCE COMPANY | Apr 1999 → Jun 1999 | $5M | 1 |
| LANCER INSURANCE COMPANY | Apr 1998 → Dec 1998 | $5M | 1 |
| ACCELERATION NATIONAL INSURANCE CO. | Dec 1997 → Apr 1998 | $5M | 2 |
| QUAKER CITY INSURANCE COMPANY | May 1997 → May 1997 | $5M | 1 |
| ACCELERATION NATIONAL INSURANCE CO. | May 1997 → Dec 1997 | $5M | 1 |
| PINNACLE INSURANCE COMPANY | May 1996 → May 1997 | $5M | 1 |
| LANCER INSURANCE COMPANY | Dec 1994 → May 1996 | $5M | 1 |
| LEXINGTON INSURANCE COMPANY | Mar 1990 → Sep 1990 | $5M | 1 |
| NATIONAL INDEMNITY COMPANY | Mar 1990 → Sep 1990 | $5M | 1 |