Carrier profile · USDOT 492156 · MC-523051 · Updated Jun 13, 2026

TBS INC

2 power unitsLIBERAL, KS50/100

CARRIER ACTIVEMC-523051 ACTIVE

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$1,000,000 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

$1M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $1M 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

$750K BIPD last filed ’22 · 9 insurers · 0 lapsesInsurer churn

Stonington’05–’07

Argonaut-midwest’07–’09

National Interstate’11–’14

American States’14–’17

Amguard’18–now

2004201020162022now

Shorter eras are too brief to label at this scale — all 9 insurers are named in the list below.

BIPD in force — $1,000,000 · AMGUARD INSURANCE COMPANY · since May 2022

All 9 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
AMGUARD INSURANCE COMPANY	May 2018 → May 2022	$750K	4
PLAZA INSURANCE COMPANY	May 2017 → May 2018	$750K	1
AMERICAN STATES INSURANCE CO.	May 2014 → May 2017	$750K	3
NATIONAL INTERSTATE INSURANCE COMPANY	May 2011 → May 2014	$750K	1
PRAETORIAN INSURANCE COMPANY	May 2010 → May 2011	$750K	1
REDLAND INSURANCE CO.	Jun 2009 → May 2010	$750K	1
ARGONAUT-MIDWEST INSURANCE COMPANY	Jun 2007 → Jun 2009	$750K	2
STONINGTON INSURANCE COMPANY	Jun 2005 → Jun 2007	$750K	2
WESTPORT INSURANCE CORPORATION	Jun 2004 → Jun 2005	$750K	1