State DNR & OHV agency directory — call the state, not Google

ATV / UTV / OHV glossary

Terminology dictionary — every abbreviation a state DNR page or OHV statute uses (ATV / UTV / SxS / ROV / LSV / NEV / OHV / ORV / OHRV / MPOHV / WATV / Class I-III / green-sticker / T-recoded VIN and more).

UTV vs ATV vs side-by-side

How states classify the OHV family — and when the category swaps a helmet, age, or registration rule.

Street-legal conversion by state

Four state pathways for putting an OHV on the road — DMV-plate full conversion, DNR on-road permit, local-option designation, or no pathway. Per-state matrix.

Title requirements by state

Which states title an OHV, which only register, and which transfer on bill of sale — with issuing-agency, machine-class, and vintage-cutoff notes.

Street-legal conversion (typology)

When and where an OHV becomes legal on public roads — federal LSV vs state OHV-on-road permit.

Title from a bill of sale

Four legal paths from a bill-of-sale-only purchase to a state-recognised title certificate.

Lost title recovery

Five recovery paths sorted by who the titleholder is, whether a lien is on it, and what's missing.

ATV on the road shoulder

Crossing-vs-traveling, agricultural exemptions, and the federal Interstate carveout.

Federal & tribal lands

BLM, USFS, NPS, USACE, and tribal nations — five jurisdictions and what rule each carries.

ATV / OHV trail directory by state

State DNR, USFS, BLM, private, and tribal public-access trail systems across all 50 states — with operator authority and trail-system source.

50-state OHV trail-pass matrix

Per-state season structure (year-round / spring → fall / winter-shared / closure-default), nonresident requirement, and DNR pass page for every state.

Seasonal trail-pass calendar (explainer)

Four DNR season structures and how to spot which one your state runs before buying the pass.

Kids on ATVs by state

Parental-decision atlas — minimum age, supervision rules, engine-class tiers, safety-course requirement, and private-land carveouts.

ATV safety course by state

Who needs to take a course — under-age statutory mandates, ASI ATV RiderCourse / E-Course nationwide, and state-DNR-run alternatives that don't accept ASI.

Helmet certifications — DOT vs Snell vs ECE

Three standards cover every US-market helmet. What each one tests, which combination clears a state-law inspection, and the five novelty-helmet warnings every buyer should read.

Multi-state trip planner (tool)

Pick the states on your route — get a per-stop compliance card for registration, helmet, age, nonresident permit, and reciprocity. Free, no signup.

Compare two states side-by-side

121 adjacent-state pair pages — registration, helmet, age, and reciprocity lined up row-by-row for trailering across the line.

Cross-state trailering checklist

Five paperwork buckets and five compliance gotchas before you trailer across a state line.

State-to-state reciprocity

Four state approaches to out-of-state OHV recognition — and what each means for nonresidents.

ATV insurance requirements

Four state approaches plus four insurance products — and where each one leaves a coverage gap.

ATV insurance cost by state

Six drivers that move the premium and four state regimes that set the floor — plus where to actually get a real quote.

DUI on an ATV

How state codes treat off-highway impaired operation — four jurisdictional patterns.

Winter storage & spring re-commissioning

Nine-step winterization checklist and five-step spring wake-up — for the eight northern states where the trail season closes for winter.