Medium- and Heavy-Duty Vehicles Grant Program

Also written: TDEC MHDV Grant · VW Settlement Medium- and Heavy-Duty Vehicle Grant · Tennessee VW Environmental Mitigation Trust MHDV · TN VW MHDV

A scrap-and-replace reimbursement grant from the Tennessee Department of Environment and Conservation's Office of Energy Programs, awarded after a competitive application round, for replacing or repowering older diesel trucks and buses with all-electric or alternative-fuel vehicles. Draws on Tennessee's Volkswagen Environmental Mitigation Trust allocation.

$145,000

per Class 8 truckwhat this program pays toward one battery-electric tractor

This program’s headline amount for one truck; the amount may depend on the buyer’s circumstances. What is available now and the potential in Tennessee, for any Class 8 tractor, are on the Tennessee page (Grade B · 42 programs tracked).

Program signals

OPENOpen and competitive — applications are scored and the strongest are funded, not first come, first served.

TESLA SEMITesla Semi: eligible under the program’s vehicle rule — it keeps no make/model list (checked August 17, 2026). Tesla Semi in Tennessee →

Track TDEC MHDV Grant

Pro carries the rest of TDEC MHDV Grant: current program dates, funding, eligibility, caps, stacking rules, and the source behind each figure, with an alert when the window changes.

Window	Who can apply	Trucks per fleet	Funding left	Stacks with	Source

TDEC MHDV Grant in full, with every other program in Tennessee — in Pro

This page · free

What it pays per Class 8 truck
Open, upcoming or competitive
What the program is, its type, where it applies, and who runs it
Whether the Tesla Semi is admitted
Available now and potential per truck in Tennessee — the Tennessee page
Last verified date

Tracked · Pro

Complete Program Information — the window: when it opens and closes, with dates; how the money is awarded; and every other program in Tennessee that pays for a Class 8 truck
Applicant Eligibility — who can apply, how many trucks it covers, per-fleet limits and caps
How to Access the Money — what TDEC MHDV Grant stacks with and in what order, and a cautious case
Funding remaining — what is left in the pot, as the program reports it
Program Radar — a heads-up before this window closes or the next round opens
Source Documents — the document behind every figure, so you can read it yourself

Pro covers all 50 states and DC — 2,384 incentive programs · opens soon · cancel anytime once it does · Org (five seats, one invoice) and Enterprise on the pricing page

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Pro opens soon — $295 a month or $2,950 a year