Carrier profile · USDOT 4336452 · MC-1706525 · Updated Aug 16, 2026

Paulino Diaz

DBA AC DIAZ EXPRESS

1 power unitavg 8.5 yrLocal · 2 statesTECOPA, CA100/100

CARRIER ACTIVEMC-1706525 ACTIVE

Observed fleet · trailing 24 mo daily

1Power units

1 observed · MCS-150

1Trailers seen

Decoded · vPIC

8.5Avg age (yr)

2015–2020 · vPIC

Call dispatch(714) 425-3808 Email dispatchdiazexpressac@gmail.com

Click to see how we scored it

Load decision · FMCSA snapshot · Aug 16, 2026

Clear to load

Active authority and a clean federal record. No blocking issues found.

Watch · 0

Nothing flagged.

In good standing · 3

Active operating authorityActive for-hire authority is on file with FMCSA.Insurance on fileBIPD (liability) insurance is on file with FMCSA.No reported crashesNo DOT-reportable crashes are on this carrier's record.

USDOT registration

yr registered

Active for-hire

Insurance (BIPD)$750K in force

FMCSA L&I

Vehicle OOS · 24-mo0.0%

▼ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Active for-hire

Insurance (BIPD)$750K in force

FMCSA L&I

Vehicle OOS · 24-mo0.0%

▼ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Owner-operator

1 power unit. Brokers price each fleet type apart.

Fleet age vs peersTypical

8.5 yr

Model years 2015–2020 · peer benchmark unavailable.

Identity stabilityNew

1 yr unchanged

Same registration since 2024 — no chameleon / reincarnation signal.

Safety

6 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 0.0%24-mo cumulative

050%nat'l 22.26%

Driver OOS 0.0%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 3 vehicle and 6 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

0.0% · latest 6-mo window

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. More resolved windows are needed to establish a trend. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

6 inspections in the charted months · busiest month Apr '25 · 1

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Heavily inspected

Under-inspected

Expected

Well-monitored

Heavily inspected

≈3.0 / unit·yr

thin signalabundant signal

Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.

Registered power units: 1
Inspections · 24 mo: 6
Annualized: ≈3 / yr
Coverage: ≈3.0 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving2 · 0 OOS
395.22 ELD — provider/registration/malfunctionHOS Compliance1 · 0 OOS
395.8 Record of duty status (log / ELD) not current or missingHOS Compliance1 · 0 OOS
396.17 Periodic (annual) inspectionVehicle Maintenance1 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

Operating authority· 49 CFR · per type

Operating authority

Common: Active
Contract: None
Broker: None

Insurance & bonds

BIPD / liability$750,000 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

$750K in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $750K 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 ’26 · 1 insurer · 0 lapsesContinuous

United Financial’25–’26

beyond this history

20252026now

BIPD in force — $750,000 · ACCREDITED SPECIALTY INSURANCE COMPANY · since Jan 2026

All 1 insurer era · dates, limits, renewals

Insurer	Period	Limit	Renewals
UNITED FINANCIAL CASUALTY COMPANY	Feb 2025 → Jan 2026	$750K	1

Explore full authority & insurance record

Equipment

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 1
Observed power (24 mo): 1
Trailers (towed): 1

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

8.5 yr

Average age

2020

Newest model yr

2015

Oldest model yr

100.0%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & Lanes

Revealed by inspection density across 2 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

CA busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

TECOPA, CA

OLD SPANISH TRAIL HWY

Top corridor

CA 4 · UT 2

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & Fraud

Affiliated entities & reincarnation signals · for review, not a verdict

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.

Show all-time history (2 trucks · 2 carriers)

Across all inspections on record: USDOT 3209497 USDOT 54283

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: OLD SPANISH TRAIL HWY, TECOPA, CA, 92389
Mailing address: 15681 S MYRTLE AVE, TUSTIN, CA, 92780-5017
Operation: Interstate

Contact

Phone: (714) 425-3808
Email: diazexpressac@gmail.com

Registration

Officer: Paulino Diaz
USDOT / docket: 4336452 · MC-1706525
First registered: Dec 18, 2024
Last MCS-150: Feb 22, 2026 · 100,280 mi (2025)
FMCSA safety rating: Not rated
Recordable crash rate: 0.00
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

100,280

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

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Verification summaryAuthority, insurance, safety and identity facts for PAULINO DIAZ.

PAULINO DIAZ (USDOT 4336452) has a Vektor safety score of 100/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Aug 16, 2026.

The carrier holds active common for-hire operating authority per FMCSA L&I as of Aug 16, 2026.

It has an active BIPD insurance filing with a $750,000 limit in force from ACCREDITED SPECIALTY INSURANCE COMPANY effective Jan 24, 2026 in FMCSA L&I's current snapshot as of Aug 16, 2026.

Its vehicle out-of-service rate was 0.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Aug 16, 2026.

The carrier received 6 roadside inspections in the last 24 months — 3 vehicle-level and 6 driver-level — across 2 states, according to FMCSA roadside-inspection data refreshed Aug 16, 2026.

The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Aug 16, 2026.

It reports 1 power unit and 1 driver in its most recent MCS-150 filing dated Feb 22, 2026.

It has no FMCSA-assigned safety rating in the federal record refreshed Aug 16, 2026.

Frequently asked

What is PAULINO DIAZ's USDOT number?

PAULINO DIAZ's USDOT number is 4336452, and its motor carrier number is MC-1706525.

Is PAULINO DIAZ authorized to operate?

As of Aug 16, 2026, PAULINO DIAZ is active in the FMCSA register with common, contract, broker operating authority on file.

What is PAULINO DIAZ's safety record?

PAULINO DIAZ has a 0.0% vehicle out-of-service rate (national average 22.26%) across 6 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 100/100 (tier: clear).