Fuel tax and apportioned registration, explained.
IFTA handles fuel-tax reporting across states and IRP handles apportioned vehicle registration for interstate operations. Both are state-administered compliance programs, separate from insurance. This is general information, not legal advice.
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IFTA: fuel tax
IFTA lets qualifying interstate carriers report and pay fuel taxes through a single base-state license and quarterly return, rather than filing in every state. It applies to qualified motor vehicles operating across IFTA jurisdictions. It is a tax-reporting program, not insurance, and accurate mileage and fuel records are essential.
IRP: apportioned plates
IRP provides apportioned registration so a qualifying interstate vehicle can operate across member jurisdictions with fees divided based on miles traveled in each. Like IFTA, it is administered through your base state and applies to qualifying interstate operations.
Where they fit
IFTA and IRP are operational compliance programs that sit alongside your authority, UCR, and insurance filings. They are state-administered and separate from coverage, but they are part of running legally across state lines. Verify your obligations and the current rules with your base-state agency. This is general information, not legal or FMCSA advice and not a compliance determination. Insurance filings are not the same as legal compliance, and requirements change. Verify current rules and your specific situation with the FMCSA and qualified advisors.
Common questions.
What is IFTA?
What is IRP?
Are IFTA and IRP related to my insurance?
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