Carrier profile · USDOT 936267 · MC-652513 · Updated Jun 30, 2026

Southern Arizona Transport LLC

8 power unitsavg 15.3 yrLocal · 1 statesRIO RICO, AZ77/100

CARRIER ACTIVEMC-652513 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$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 ’25 · 7 insurers · 0 lapsesInsurer churn

Monterey’08–’11

Carolina’11–’13

Spirit Commercial’13–’15

United Specialty’15–’18

Knight Specialty’19–’21

Trisura Specialty’21–now

2008201320182023now

Shorter eras are too brief to label at this scale — all 7 insurers are named in the list below.

BIPD in force — $1,000,000 · TRISURA SPECIALTY INSURANCE COMPANY · since Aug 2025

All 7 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
TRISURA SPECIALTY INSURANCE COMPANY	Jul 2021 → Aug 2025	$750K	15
KNIGHT SPECIALTY INSURANCE COMPANY	Jul 2019 → Jul 2021	$750K	3
HARCO NATIONAL INSURANCE CO.	Jul 2018 → Jul 2019	$750K	1
UNITED SPECIALTY INSURANCE COMPANY	Jul 2015 → Jul 2018	$750K	5
SPIRIT COMMERCIAL AUTO RR GROUP, INC	Jul 2013 → Jul 2015	$750K	3
CAROLINA CASUALTY INSURANCE CO.	Jul 2011 → Jul 2013	$750K	2
MONTEREY INSURANCE COMPANY	Jul 2008 → Jul 2011	$750K	5