- No active BIPD/Primary insurance on file — uninsured for 442 days (since Jul 10, 2025). A carrier without active primary liability coverage cannot legally operate.
SIERRA TRANSPORT LLC
BAKERSFIELD, CA
Joins 43 roadside inspections (24 mo), 1 authority docket, no active BIPD on L&I from FMCSA public filings. Data as of Sep 25, 2026. Booking triage is above; confirm on SAFER before tendering.
Do not book — hard regulatory blocker
One or more hard blockers are on file. Do not tender until the issue is cured and confirmed on FMCSA.
- No active BIPD/Primary insurance on file Uninsured 442 days (since Jul 10, 2025).
- Prior insurance gap · 365 days Jul 23, 2016 → Jul 23, 2017
- Common (Property) gap · 515 days Inactive Aug 1, 2016 → reinstated Dec 29, 2017
- OOS mixed vs peers Driver 2.50% (worse, peer 0.00%) · Vehicle 6.30% (better, peer 16.7%) — one mixed line, not dual better/worse claims. Details →
Plain-text risk summary (print / paste)
TruckCodex risk summary — SIERRA TRANSPORT LLC (USDOT 2153955) Verdict: DO NOT BOOK Do not book — hard regulatory blocker One or more hard blockers are on file. Do not tender until the issue is cured and confirmed on FMCSA. Authority / census status: Active Blockers: • No active BIPD/Primary insurance on file — Uninsured 442 days (since Jul 10, 2025). Cautions: • Prior insurance gap · 365 days — Jul 23, 2016 → Jul 23, 2017 • Common (Property) gap · 515 days — Inactive Aug 1, 2016 → reinstated Dec 29, 2017 • OOS mixed vs peers — Driver 2.50% (worse, peer 0.00%) · Vehicle 6.30% (better, peer 16.7%) — one mixed line, not dual better/worse claims. On file: (none) Source: https://truckcodex.com/usdot/2153955/ As of: Sep 25, 2026 Always confirm on FMCSA SAFER and L&I before tendering — TruckCodex mirrors public filings and can lag by up to a day.
TruckCodex · filing & peer scorecard
TruckCodex filing & peer scorecard · F
Hard regulatory signal on file (OOS / revoked / Not Authorized / uninsured / Unsatisfactory). Composite mean of 4/5 scored components is 60/100 — letter capped at F. Expand for per-signal evidence. Heuristic — not an FMCSA rating, booking verdict, or legal advice.
F
confidence 80% · 4/5 signals · expand
TruckCodex filing & peer scorecard · F
Hard regulatory signal on file (OOS / revoked / Not Authorized / uninsured / Unsatisfactory). Composite mean of 4/5 scored components is 60/100 — letter capped at F. Expand for per-signal evidence. Heuristic — not an FMCSA rating, booking verdict, or legal advice.
Active census status with no OOS order or revoked authority on file.
No active BIPD/Primary on file since Jul 10, 2025.
Driver OOS 2.5% vs peer median 0% (worse). Vehicle OOS 6.3% vs peer median 16.7% (better). n=22512 same-size ACTIVE peers.
FMCSA has not assigned this carrier a formal safety rating. We do not invent one.
NR reason: No published FMCSA safety_rating.
No BMC-91 insurance-lapse watch classification on file for this USDOT.
TruckCodex filing & peer scorecard from authority, BIPD, peer OOS, FMCSA safety rating, and insurance-watch signals. Not a booking verdict and not legal advice. See methodology. Booking triage on this page: Do not book.
Uninsured since Jul 10, 2025
No BOC-3 filing on file.
Company profile
No active FMCSA cargo filing on file.
FMCSA L&I filing evidence — not a shipper certificate of insurance (COI). Cargo (BMC-34) is primarily an HHG / household-goods requirement; general freight carriers often have none.
No active broker surety bond or trust fund on file.
BMC-84 is a surety bond; BMC-85 is a trust-fund agreement. Required for property brokers / freight forwarders — not motor-carrier BIPD liability insurance.
Based on FMCSA authority grant of 2020-06-01 (2,000+ days). Published gates only — not a guarantee they will accept. Confirm with the broker.
Fleet details (MCS-150)
| Vehicle type | Owned | Term leased | Trip leased |
|---|---|---|---|
| Truck tractors | 19 | 25 | 0 |
| Trailers | 25 | 0 | 0 |
Self-reported on the carrier’s Form MCS-150 (FMCSA Company Census).
Accident reports (24 months)
All 12 crashes →| Last 6 months | 6–12 months | 12–24 months | Total | |
|---|---|---|---|---|
| Fatalities | 0 | 0 | 0 | 0 |
| Injuries | 0 | 0 | 1 | 1 |
| Tow-away | 0 | 0 | 2 | 2 |
| Crash reports | 0 | 0 | 2 | 2 |
Reportable crashes from FMCSA MCMIS for the trailing 24 months. Counts may differ slightly from SAFER due to reporting lag.
Inspections (24 months)
All 68 inspections →| Driver | Vehicle | Hazmat | |
|---|---|---|---|
| Inspections | 43 | 43 | 0 |
| OOS inspections | 1 | 4 | 0 |
| OOS percentage | 2.33% | 9.3% | — |
| National average | 6.7% | 23.4% | 4.4% |
Roadside inspections in the last 24 months. National averages are FMCSA MCSAP reference rates (driver ~6.7%, vehicle ~23.4%, hazmat ~4.4%).
Risk Signals
Out-of-Service rate vs same-size peers FMCSA roadside inspections, % placed out-of-service
Compared against 22,512 ACTIVE carriers operating 22–66 power units (±50% of this carrier's 44 unit fleet).
Authority gap detected (1)
- Common (Property) authority was inactive from Aug 1, 2016 to Dec 29, 2017 (515 days)
Historical coverage gap detected (1)
- No active BIPD/Primary insurance from Jul 23, 2016 to Jul 23, 2017 (365 days)
Inspection Analytics Monthly activity · BASIC mix · state map
Monthly Inspection Activity (28 months)
Violations by BASIC Category
Activity by State
| State | Inspections | OOS | OOS % | Last Inspection |
|---|---|---|---|---|
| California (CA) | 43 | 5 | 11.6% | Sep 18, 2026 |
Vehicle Fleet Top makes and models observed in roadside inspections
| Make | Model | Inspections |
|---|---|---|
| Freightliner | 57 | |
| Alum | 16 | |
| Trvs | 7 | |
| Ever | 5 | |
| Holr | 5 | |
| Trvis | 3 | |
| Trin | 2 | |
| Trnty | 2 | |
| Alumt | 1 |
SMS BASIC Scores FMCSA Safety Measurement System per-BASIC scores
| BASIC | Inspections | Serious | Measure | Percentile | Alert | As Of |
|---|---|---|---|---|---|---|
| Driver Fitness | 1 | — | 0.28 | 0 | — | Sep 21, 2026 |
| Controlled Substances / Alcohol | 0 | — | 0.00 | 0 | — | Sep 21, 2026 |
| Hours of Service | 1 | — | 0.14 | 0 | — | Sep 21, 2026 |
| Unsafe Driving | 3 | — | 0.63 | 1 | — | Sep 21, 2026 |
| Vehicle Maintenance | 13 | — | 3.93 | 4 | — | Sep 21, 2026 |
Higher percentiles indicate worse performance relative to peer carriers. Carriers at or above the FMCSA intervention threshold are marked ALERT.
Recent Inspections (68 rows) View all 68 →
| Inspection # | Date ▼ | State | Level | Station | Vehicle | Violations | Top Codes | OOS |
|---|---|---|---|---|---|---|---|---|
| 89035403 | Sep 18, 2026 | CA | 2 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
3 | 393.75A3-TAOL, 392.2-SLLSR, 392.2-SLLEQP | Yes |
| 88981686 | Sep 12, 2026 | CA | 3 | CASTAIC IF | — | 0 | — | No |
| 88668663 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
1 | 392.2-SLL | No |
| 88666990 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
3 | 393.48A-BLMACBD, 393.48A-BIBD, 392.2-SLL | No |
| 88666607 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
1 | 392.2-SLL | No |
| 88666461 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
2 | 393.45D-BAAL, 392.2-SLL | No |
| 88665841 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
2 | 393.45B2-BHTD, 392.2-SLL | Yes |
| 88665594 | Aug 11, 2026 | CA | 5 | BAKERSFIELD AREA |
FREIGHTLINER TRUCK TRACTOR
|
2 | 393.205C-WR, 392.2-SLL | No |
| 88663243 | Aug 11, 2026 | CA | 2 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
2 | 392.2-SLLSR, 392.2-SLLLR | No |
| 88649145 | Aug 9, 2026 | CA | 2 | CASTAIC IF | — | 4 | 393.55D2-B, 393.9A-LCL, 392.2-SLLSR | No |
| 88648892 | Aug 8, 2026 | CA | 2 | CASTAIC IF | — | 2 | 393.47A-BCFSAD, 393.9A-LIL | Yes |
| 88458760 | Jul 19, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 88455375 | Jul 18, 2026 | CA | 2 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
3 | 392.2-SLLSR, 392.2-SLLTCD, 393.9A-LIL | No |
| 87950798 | May 25, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 87878452 | May 16, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 87694760 | Apr 25, 2026 | CA | 2 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
1 | 2-SLLSR | No |
| 87693421 | Apr 25, 2026 | CA | 3 | CASTAIC C.V.E.F. |
FREIGHTLINER TRUCK TRACTOR
|
1 | 2-SLLEWA2 | No |
| 87445450 | Mar 29, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 87184984 | Feb 28, 2026 | CA | 3 | ca-castaic-c.v.e.f. |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 86998460 | Feb 9, 2026 | CA | 3 | ca-castaic-c.v.e.f. |
FREIGHTLINER TRUCK TRACTOR
|
2 | 392.2-SLLEWA1, 392.2-SLLEQP | No |
| 86941709 | Feb 1, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
2 | 392.2-SLL, 392.2-SLLEQP | No |
| 86894650 | Jan 24, 2026 | CA | 3 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
0 | — | No |
| 86848146 | Jan 17, 2026 | CA | 2 | CASTAIC IF |
FREIGHTLINER TRUCK TRACTOR
|
2 | — | No |
| 86556816 | Dec 6, 2025 | CA | 2 | GRAPEVINE IF |
FREIGHTLINER TRUCK TRACTOR
|
1 | 396.3A1-BALAC | No |
| 86344977 | Nov 17, 2025 | CA | 2 | — |
FREIGHTLINER TRUCK TRACTOR
|
2 | 390.21TC-MC, 393.45B2-B-AIR | No |
Recent Crashes (12 rows)
| Report # | Date ▼ | State | Fatalities | Injuries | Tow | Hazmat | Severity |
|---|---|---|---|---|---|---|---|
| CA5802501228 | Apr 19, 2025 | CA | 0 | 1 | Yes | No | Injury |
| CA4302500026 | Jan 21, 2025 | CA | 0 | 0 | Yes | No | Tow |
| CA5652304461 | Dec 8, 2023 | CA | 0 | 0 | Yes | No | Tow |
| CA4202302791 | Sep 4, 2023 | CA | 0 | 0 | Yes | No | Tow |
| CA5402201555 | Jul 30, 2022 | CA | 0 | 0 | Yes | No | Tow |
| CA5402111876 | Dec 4, 2021 | CA | 0 | 0 | Yes | No | Tow |
| CA4302110305 | Oct 30, 2021 | CA | 0 | 1 | Yes | No | Injury |
| CA5652004116 | Dec 17, 2020 | CA | 0 | 0 | Yes | No | Tow |
| CA4301900166 | May 10, 2019 | CA | 0 | 0 | Yes | No | Tow |
| CA5401803494 | Dec 25, 2018 | CA | 0 | 3 | Yes | No | Injury |
| CA4201802395 | Jun 23, 2018 | CA | 0 | 0 | Yes | No | Tow |
| CA0005537463 | Jan 21, 2012 | CA | 0 | 0 | Yes | No | Tow |
Authority Records (1 docket)
Revocations & Inactive Status
Authority actions other than active status — revocations, voluntary surrenders, and dormant dockets.
| Date | Docket | Authority | Status | Applied |
|---|---|---|---|---|
| Unknown | MC748863 | common | INACTIVE | — |
MC Certificate Documents (5 letters, 2 PDFs available)
Authority Records (above) are FMCSA docket status and lifecycle events. MC Certificate Documents here are the archived PDF letters for each action — grants, reinstatements, revocations, name changes, and transfers. They are related but not the same dataset: one row per PDF letter, not one file per docket.
Each row is a distinct FMCSA letter (grant, reinstatement, revocation, name change, transfer, etc.). When a PDF is archived, click the link to open that letter. Rows without a link still show the action type and date from our index. FMCSA stopped publishing new daily certificate PDFs after the May 2026 Motus cutover — rows below are historical archive only.
Some letters share the same legacy archived file path — we show one PDF link for the primary document and list the other actions as metadata (type + date) until per-letter PDFs are re-extracted.
| Date | Docket | Action | Authority | |
|---|---|---|---|---|
| Mar 25, 2024 | MC748863-C | Daily Register | Reinstatement | Daily Register → |
| Jun 1, 2020 | MC748863-C | Reinstatement Letter | Reinstatement | Metadata only |
| Apr 1, 2020 | MC748863 | Name Change | Revocation | Metadata only |
| Dec 29, 2017 | MC748863-C | Reinstatement Letter | Reinstatement | Metadata only |
| Jun 6, 2011 | MC748863-C | Original MC Certificate | Revocation | Original MC Certificate → |
Insurance Coverage Timeline (19 rows)
Every insurance policy on file, newest effective date first. Amber rows mark BIPD/Primary coverage gaps.
| Insurer | Policy # | Type | Limit | Effective | Cancel | Status |
|---|---|---|---|---|---|---|
| NATIONAL INTERSTATE INSURANCE COMPANY | TOT 8199981-00 | BIPD/Primary | — | Mar 31, 2024 | Jul 10, 2025 | CANCELLED |
| PROTECTIVE INSURANCE CO. | MD-005134 | BIPD/Primary | — | Mar 31, 2022 | Mar 31, 2024 | REPLACED |
| PROTECTIVE INSURANCE CO. | MD-005134 | BIPD/Primary | — | Mar 31, 2022 | Apr 21, 2024 | CANCELLED |
| WILLIAMSBURG NATIONAL INS CO. | CA0985948 | BIPD/Primary | — | Jul 23, 2021 | Mar 31, 2022 | REPLACED |
| WILLIAMSBURG NATIONAL INS CO. | CA0985948 | BIPD/Primary | — | Jul 23, 2021 | Jul 23, 2022 | CANCELLED |
| PROTECTIVE INSURANCE CO. | MD-005020 | BIPD/Primary | — | Mar 31, 2021 | Aug 8, 2021 | CANCELLED |
| PROTECTIVE INSURANCE CO. | MD-005020 | BIPD/Primary | — | Mar 31, 2021 | Jul 23, 2021 | REPLACED |
| NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA | TP8901307 01 | BIPD/Primary | — | Jul 23, 2020 | Mar 31, 2021 | REPLACED |
| WILLIAMSBURG NATIONAL INS CO. | CA0936877 | BIPD/Primary | — | May 5, 2020 | May 4, 2020 | REPLACED |
| WILLIAMSBURG NATIONAL INS CO. | CA0936877 | BIPD/Primary | — | May 4, 2020 | Jul 23, 2020 | REPLACED |
| WILLIAMSBURG NATIONAL INS CO. | CA0936877 | BIPD/Primary | — | Jul 23, 2018 | May 4, 2020 | NAME CHANGED |
| ZURICH AMERICAN INSURANCE COMPANY | GLA0214446 | BIPD/Primary | — | Jul 23, 2017 | Jul 23, 2018 | REPLACED |
| Coverage gap — 365 days without BIPD/Primary coverage from Jul 23, 2016 to Jul 23, 2017 | ||||||
| WESCO INSURANCE COMPANY | WPT1041631 00 | BIPD/Primary | — | Jul 23, 2015 | Jul 23, 2016 | CANCELLED |
| ARCH INSURANCE COMPANY | FBCAT0219400 | BIPD/Primary | — | Jul 23, 2014 | Jul 24, 2015 | CANCELLED |
| ARCH INSURANCE COMPANY | FBCAT0219400 | BIPD/Primary | — | Mar 9, 2014 | Jul 23, 2014 | CANCELLED |
| ARCH INSURANCE COMPANY | FBCAT0219400 | BIPD/Primary | — | Jul 23, 2012 | Mar 9, 2014 | CANCELLED |
| ZURICH AMERICAN INSURANCE COMPANY | TRK943147103 | BIPD/Primary | — | Jul 23, 2011 | Jul 23, 2012 | REPLACED |
| ZURICH AMERICAN INSURANCE COMPANY | TRK 9431471 02 | BIPD/Primary | — | Jul 23, 2010 | Jul 23, 2011 | REPLACED |
Compliance Timeline Merged authority / insurance / enforcement events
-
Jul 16, 2025
-
Jul 16, 2025authorityAuthority revoked — INVOLUNTARY REVOCATION
-
Jul 10, 2025insuranceCANCEL — NATIONAL INTERSTATE INSURANCE COMPANY
-
Apr 21, 2024insuranceTERM/CANCL — PROTECTIVE INSURANCE CO.
-
Mar 31, 2024insuranceTERM/REPL — PROTECTIVE INSURANCE CO.
-
Mar 27, 2024
-
Jul 23, 2022insuranceTERM/CANCL — WILLIAMSBURG NATIONAL INS CO.
-
Mar 31, 2022insuranceTERM/REPL — WILLIAMSBURG NATIONAL INS CO.
-
Aug 8, 2021insuranceTERM/CANCL — PROTECTIVE INSURANCE CO.
-
Jul 23, 2021
-
Jul 23, 2021insuranceTERM/REPL — PROTECTIVE INSURANCE CO.
-
Mar 31, 2021insuranceTERM/REPL — NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA
-
Jul 23, 2020insuranceTERM/REPL — WILLIAMSBURG NATIONAL INS CO.
-
May 4, 2020
-
May 4, 2020insuranceTERM/REPL — WILLIAMSBURG NATIONAL INS CO.
-
May 4, 2020insuranceNAMECHG — WILLIAMSBURG NATIONAL INS CO.
-
May 4, 2020authorityAuthority revoked — INVOLUNTARY REVOCATION
-
Jul 23, 2018insuranceTERM/REPL — ZURICH AMERICAN INSURANCE COMPANY
-
Aug 1, 2016
-
Aug 1, 2016authorityAuthority revoked — INVOLUNTARY REVOCATION
-
Aug 1, 2016authority gapCommon (Property) authority inactive: 515 days (through Dec 29, 2017)
-
Jul 23, 2016insuranceCANCEL — WESCO INSURANCE COMPANY
-
Jul 23, 2016insurance gapCoverage gap: 365 days without BIPD/Primary insurance (through Jul 23, 2017)
-
Jul 24, 2015
-
Jul 24, 2015insuranceCANCEL — ARCH INSURANCE COMPANY
-
Jul 23, 2014insuranceCANCEL — ARCH INSURANCE COMPANY
-
Jul 17, 2014
-
Mar 9, 2014insuranceCANCEL — ARCH INSURANCE COMPANY
-
Feb 28, 2014
-
Jul 23, 2012insuranceTERM/REPL — ZURICH AMERICAN INSURANCE COMPANY
-
Jul 23, 2011insuranceTERM/REPL — ZURICH AMERICAN INSURANCE COMPANY
Top Stations & Violation Codes Where this carrier gets inspected and what they get cited for
Most-Inspected Stations
| Station | State | Inspections | OOS |
|---|---|---|---|
| CASTAIC IF | CA | 36 | 3 |
| BAKERSFIELD AREA | CA | 10 | 2 |
| GRAPEVINE IF | CA | 6 | 1 |
| CASTAIC CVEF | CA | 2 | 0 |
| LEBEC | CA | 2 | 0 |
| EHRENBERG PORT OF ENTRY | AZ | 1 | 1 |
| QUARTZSITE AZ | AZ | 1 | 0 |
| ROADSIDE | AZ | 1 | 0 |
| CAJON SCALES | CA | 1 | 0 |
| CASTAIC C.V.E.F. | CA | 1 | 0 |
Top Violation Codes Cited
| Code | Description | Category | Cited | OOS |
|---|---|---|---|---|
| 392.2 | Violation of Local Laws | Unsafe Driving | 12 | 0 |
| 393.201(a) | Frame cracked / loose / sagging / broken | Vehicle Maintenance | 5 | 0 |
| 393.11 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | 2 | 0 |
| 393.75(c) | Tire-other tread depth less than 2/32 of inch measured in a major tread groove | Vehicle Maintenance | 2 | 0 |
| 393.207(f) | Air suspension pressure loss | Vehicle Maintenance | 1 | 1 |
| 393.45(b)(2) | Brake hose or tubing chafing and/or kinking | Vehicle Maintenance | 1 | 0 |
| 393.75(a)(3) | Tire-flat and/or audible air leak | Vehicle Maintenance | 1 | 1 |
| 393.75(g) | 393.75(g) | Vehicle Maintenance | 1 | 1 |
| 393.95(a) | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | 1 | 0 |
| 393.9(a) | Inoperable required lamps | Vehicle Maintenance | 1 | 0 |
Related Records
All cross-references Authority, BOC-3, explainers, and more
-
Field change history
History-watch change dates and as-of snapshots
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California carriers
All carriers based in California
-
Bakersfield carriers
Carriers based in Bakersfield, CA
-
Stations in California
Where this carrier might be inspected
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Docket MC748863
common · INACTIVE · MC
-
NATIONAL INTERSTATE INSURANCE COMPANY
BIPD/Primary policy on file
-
PROTECTIVE INSURANCE CO.
BIPD/Primary policy on file
-
WILLIAMSBURG NATIONAL INS CO.
BIPD/Primary policy on file
-
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA
BIPD/Primary policy on file
-
ZURICH AMERICAN INSURANCE COMPANY
BIPD/Primary policy on file
-
WESCO INSURANCE COMPANY
BIPD/Primary policy on file
-
ARCH INSURANCE COMPANY
BIPD/Primary policy on file
-
68 inspections
Full roadside inspection history
-
12 reportable crashes
FMCSA MCMIS crash log
-
Fleet recall search
NHTSA recalls covering this fleet's vehicle years/makes
-
File a complaint
Open the FMCSA National Consumer Complaint form for this carrier
-
Certificate lookup
Look up any FMCSA authority by MC/MX/FF docket number
-
All state carrier directories
Browse carriers in every US/CA/MX jurisdiction
-
Insurance-lapse watch
Carriers with recent BMC-91 cancellation or reinstatement churn
-
How FMCSA safety ratings work
BASIC percentiles and compliance review context
-
BOC-3 process agents explained
Why every interstate carrier must file a process agent
-
FMCSA compliance filings guide
MCS-150, insurance, and authority filing requirements
-
Roadside inspection rights
What drivers and carriers can expect during a stop