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Step 3 | Mass Save® Kickoff

We handle the details so you don’t have to navigate the rebate process alone

Navigating rebates and financing through the Mass Save® program can be complex—but it shouldn’t be your burden to bear. At SumZero Energy Systems, we’ve built an entire Concierge Team to guide you through every step of the process.

From the moment your project begins, we take ownership of your Mass Save® experience—from scheduling assessments to filing every piece of paperwork—so you can focus on getting comfortable in your home.

Mass Save® Assessment Coordination

Once you’re onboarded, our Concierge Team books your Home Energy Assessment (if you haven’t had one yet). This step is required for most rebates and loans and ensures your home qualifies for the available programs.

We coordinate directly with Mass Save® and local partners to make this as simple and hands-off for you as possible.

0% HEAT Loan Application Support

If you’re planning to finance your system, we help you apply for the Mass Save® 0% interest HEAT Loan. Our team walks you through:

  • Eligibility requirements
  • Bank/lender connections
  • Required documents and timing
  • Processing steps to get approved quickly

We don’t just point you in the right direction—we walk you all the way there.

Pre- and Post-Installation Documentation

Our office handles all Mass Save® paperwork for your system. That includes:

  • Pre-approval forms for rebates
  • Equipment eligibility confirmations
  • Post-installation submissions and final inspection coordination
  • Any follow-ups or corrections requested by the program

Why This Step Matters

Many homeowners underestimate the complexity of Mass Save®. A single form error can delay rebates or HEAT Loan approvals. We remove that risk by doing the heavy lifting ourselves—accurately, completely, and on time.

Did You Know?

The Mass Save® rebate process can involve 8–10 different steps, from paperwork to inspections to payment tracking. Most customers say this is the part they’re most grateful we handled—and the one they least expected to be so complicated.

Your Rebates. Your Loan. Fully Managed.

We believe in delivering comfort without confusion. Our Concierge Team is trained to simplify even the most technical parts of this journey, keeping your incentives on track and your stress levels low.

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Frequently Asked Questions About the Mass Save® Process

Everything you should expect once your project officially kicks off.

What is the Mass Save® program?

It’s a statewide initiative that offers rebates and 0% financing for energy-efficient upgrades like heat pump systems.

Do I need a Home Energy Assessment to qualify?

Yes, most rebates and loans require an up-to-date assessment. We schedule this for you and explain what to expect during the visit.

What if I’ve already had an energy assessment?

That’s great. If it’s still valid, we can use it. If not, we’ll help you get a new one scheduled quickly.

How much in rebates can I qualify for?

Depending on your system, layout, and income, rebates can range from a few thousand dollars to $10,000 or more. For income-eligible households, incentives can go as high as $16,000. We’ll walk you through the exact amounts during the design phase and make sure you get everything you qualify for.

Is the HEAT Loan really 0% interest?

Yes. It's a zero-interest loan offered by participating lenders through Mass Save®. We’ll help you apply and find the right bank.

How long does the rebate process take?

It depends on your utility provider, but once installation is complete and paperwork is submitted, it typically takes 6–10 weeks.

Can I apply for rebates myself?

You could—but with SumZero, you don’t have to. We file everything accurately and on time to make sure you don’t miss out.

Do I need to be involved in the paperwork?

We handle it all, but we may ask you to sign or review a few forms. Your coordinator or concierge will walk you through anything needed.

What happens if something is missing or incorrect?

Our team will fix it and resubmit on your behalf. We’re in constant contact with Mass Save® reps to keep everything moving smoothly.

Is the HEAT Loan optional?

Yes. If you prefer to pay outright or use your own financing, that’s completely fine. We’ll still guide you through the rebate process.

Mass Save Concierge on Rebates and Financing
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We're Your Guide to Rebates and Financing

Embark on your MassSave journey with us by your side. Our expertise ensures you maximize your rebates and financing options, turning complex processes into simple steps.

A woman is sitting on a couch and doing a yoga pose.

We're Your Guide to Rebates and Financing

Embark on your MassSave journey with us by your side. Our expertise ensures you maximize your rebates and financing options, turning complex processes into simple steps.

A woman is sitting on a couch and doing a yoga pose.