TruckCodex

Fuel Data & Tools

Diesel fuel pricing, state tax rates, and trip cost estimation for motor carriers.

Weekly Diesel Prices

EIA weekly retail diesel prices by PADD region, updated weekly.

State Fuel Tax Rates

Current diesel excise tax rates for all 50 states and DC.

Trip Cost Estimator

Calculate fuel costs for a trip based on distance, MPG, and current diesel prices.

Related pages

Data
Weekly Diesel Prices
EIA retail diesel prices by PADD region.
Reference
State Fuel Tax Rates
Diesel excise tax rates for all 50 states and DC.
Tool
Trip Cost Estimator
Calculate fuel costs by distance, MPG, and price.
Tool
Search Carriers
Look up carriers by USDOT, name, or VIN.

Data sources & freshness

TruckCodex aggregates official public-sector datasets. See the Source registry for dataset-level coverage and the Freshness log for last-import timestamps.

FMCSA

Census, SAFER, SMS, Licensing & Insurance (L&I), roadside inspections, crashes, and authority history.

Refreshed daily.
NHTSA

Vehicle recall campaigns, defect investigations, and consumer safety complaints (SCRS).

Refreshed daily.
EIA

Retail diesel and gasoline price history and state fuel-tax tables.

Refreshed weekly.
Transport Canada

Cross-border carrier registry and Canadian recall campaigns where applicable.

Refreshed weekly.

TruckCodex is an independent aggregator; it is not affiliated with FMCSA, NHTSA, EIA, or Transport Canada. Always verify compliance-critical information directly with the originating agency.