WSB CORPORATION
Federal law requires active proof of continuous auto liability ($750k-$1M) on file to avoid DOT Out-of-Service orders or authority revocation.
Fleet Equipment, Drivers & Mileage Utilization
Commercial Truck Insurance & Federal Filing Requirements
2026 Underwriting BenchmarkMCS-150 Biennial Schedule & FMCSA Safety Record
Frequently Asked Questions About WSB CORPORATION
Is WSB CORPORATION (USDOT #4187485) currently authorized and active?
According to U.S. DOT / FMCSA Company Census records, WSB CORPORATION (USDOT #4187485, MC-1613236) holds an ACTIVE registration in Norco, California, classified under Interstate (PRIVATE PROPERTY).
How many trucks and drivers does WSB CORPORATION operate?
WSB CORPORATION reports 1 commercial power unit(s) and 4 driver(s) (including 4 CDL drivers) on its FMCSA MCS-150 census filing.
What commercial truck insurance filings are required for USDOT #4187485?
Based on its Interstate operations hauling General Freight, federal regulations generally require $750,000 minimum primary liability (BMC-91 / BMC-91X ($750k+ Primary Liability) • MCS-90 Endorsement • $100,000 Motor Truck Cargo). Estimated market insurance benchmark for a 1-unit fleet in CA is $12,900–$20,300 per power unit annually.
When is WSB CORPORATION's mandatory FMCSA MCS-150 biennial update due?
Under 49 CFR § 390.19, based on the last two digits of USDOT #4187485, WSB CORPORATION must file its MCS-150 biennial update every May in Even Years (2026, 2028). Last recorded MCS-150 date: 2026-04-30.