Summary

18 items · 30–60 minutes

Why This Checklist Matters Before You Commit

Installing a Level 2 home charger — technically called Electric Vehicle Supply Equipment, or EVSE — is one of the most practical upgrades an EV owner can make. A 240-volt circuit delivers roughly 10 to 30 miles of range per hour of charging, compared to the 3–5 miles per hour offered by a standard 120-volt outlet. That difference makes overnight charging reliably complete for most vehicles.

But the installation involves real electrical work, permitting, and sometimes significant expense. Going in with the wrong assumptions can lead to budget surprises or, worse, unsafe wiring. This checklist is designed to help you ask the right questions — of yourself, your electrician, and your local authority — before you spend a dollar.

If you're still weighing the broader trade-offs between charging at home versus relying on public networks, our breakdown of home vs. public charging covers cost, convenience, and reliability in detail. And if you're early in your EV ownership journey, it's worth reviewing common EV assumptions that lead buyers astray before locking in any installation decisions.

Electrical Panel & Capacity

Determine your panel's total amperage — most modern homes have 200-amp service, but older homes may have 100-amp panels that require an upgrade before a 40–60-amp circuit can be added. Must
Identify available breaker slots in your panel; a Level 2 charger typically needs a dedicated double-pole breaker of 40 to 60 amps. Must
Ask your electrician to perform a load calculation to confirm your panel can handle the additional draw without exceeding safe operating limits. Must
Inquire whether a smart panel or load-management device could defer a full panel upgrade by dynamically balancing circuits. Should

Location & Wiring Run

Identify exactly where the charger will be mounted and measure the distance from your electrical panel to confirm conduit run length, which directly affects labor and material cost. Must
Confirm whether the installation is indoors (garage) or outdoors, since outdoor installations require weatherproof-rated conduit, outlets, and EVSE enclosures. Must
Ask whether the wiring path requires fishing through finished walls, attic space, or crawlspaces, as each adds labor complexity and cost. Should
Consider future parking spots — if you may add a second EV or change your parking layout, discuss running a second conduit stub-out now while the walls are open. Nice to have

Permits & Code Compliance

Contact your local building or electrical permit office to confirm whether a permit is required for EVSE installation in your jurisdiction — most localities require one. Must
Verify that your electrician is licensed and will pull the permit on your behalf; unpermitted electrical work can void homeowner's insurance and complicate home sales. Must
Ask whether a final inspection by a code official is required and how to schedule it after installation. Must

Cost & Utility Programs

Request an itemized written estimate covering equipment, labor, conduit materials, permit fees, and any panel upgrade costs before agreeing to proceed. Must
Contact your electric utility to ask about EV charging rate plans, rebates, or off-peak incentives that can reduce your ongoing electricity costs. Should
Check current federal, state, and local tax credit eligibility for residential EV charging equipment — consult a tax professional to confirm what applies to your situation. Should
Ask your homeowner's insurance provider whether the installation affects your policy or premiums. Should

EVSE Selection & Features

Confirm the charger's amperage output is compatible with your vehicle's onboard charger capacity — installing a 48-amp EVSE on a car with a 32-amp onboard charger delivers no additional speed benefit. Must
Decide between a hardwired unit and a plug-in (NEMA 14-50) setup; plug-in units are portable and renter-friendly, while hardwired units are typically more reliable long-term. Should
Evaluate whether Wi-Fi connectivity, app monitoring, or scheduled charging features matter to you — these vary by unit and can affect long-term electricity costs. Nice to have

What to Arrange Before the Electrician Arrives

Preparation can significantly reduce both installation time and cost. Pull your most recent utility bill to find your current average monthly kilowatt-hour usage — this gives your electrician useful context when assessing panel headroom. If your home was built before 1990, locate any existing electrical inspection records; older panels may have known limitations that affect upgrade scope.

Never Skip the Permit Step

Unpermitted electrical work is one of the most common — and costly — mistakes homeowners make during EV charger installation. Beyond safety risks from uninspected wiring, an unpermitted installation can complicate or void your homeowner's insurance coverage and may need to be disclosed during a home sale. Always ensure your electrician pulls the required permit before work begins.

Also think ahead about smart features. Some EVSE units support scheduled charging during off-peak utility rate windows, which can meaningfully reduce your electricity costs over time. A small number of newer vehicles and chargers also support vehicle-to-home (V2H) or vehicle-to-grid (V2G) technology, which lets your car's battery supply power back to your home or the grid. If that capability interests you, discuss it early — it affects both unit selection and wiring requirements. Learn more about how that technology works in our overview of V2G and V2H technology.

Required

Licensed Electrician (EV experience preferred)

Required to safely perform the panel assessment, wiring, and installation to code.

Required

Local Building/Permit Office Contact

Confirms permit requirements and inspection scheduling for your specific jurisdiction.

Required

Electric Utility Customer Service

Identifies available EV rate plans, rebates, or off-peak billing programs in your area.

Required

Electrical Panel Specification Sheet

Documents your panel's rated amperage and breaker slot availability for the electrician's assessment.

Optional

Tax Professional or CPA

Helps determine which federal and state tax credits apply to your specific installation and filing situation.

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