Homebuyer program

AHFC Energy Efficiency Interest Rate Reduction

By Tyler Thompson · NC-Licensed Real Estate Agent · Updated November 2, 2026

Administered by:
Alaska Housing Finance Corporation (AHFC)
· State · Rate Buydown
Funding status: Active

About the AHFC Energy Efficiency Interest Rate Reduction

The AHFC Energy Efficiency Interest Rate Reduction lowers the rate on an Alaska Housing Finance Corporation loan by 0.125% to 0.750% when the home carries a high energy rating or the buyer raises its rating after closing. For loans committed on or after October 1, 2024, the cut covers the first $250,000, with a blended rate above that. Any property that can be energy-rated and is otherwise eligible for AHFC financing can qualify, and AHFC lists no income limit or first-time buyer rule for it.

The discount depends on the home's rating and on natural gas access, because homes without natural gas earn larger cuts. New construction must exceed the Building Energy Efficiency Standard (BEES 2012 for homes built on or after July 1, 2013): a 5 Star Plus rating earns 0.250% with gas or 0.375% without, and 6 Star earns 0.375% or 0.500%. Existing homes completed more than a year ago, or already occupied, earn 0.125% or 0.250% at 5 Star Plus and 0.250% or 0.375% at 6 Star. Buyers who improve an existing home earn 0.125% to 0.625% with gas, or 0.250% to 0.750% without, for gaining one to four steps. The rating must rise at least one step and 5 points, and renewable bonus points do not count. The usual AHFC loan rules still apply, including a 620 minimum credit score.

The improvement path runs on a clock. The lender must tell AHFC at application that the borrower plans to take part, and the initial rating, the work and the final rating must all be done within 365 days of closing. Documentation goes to the loan servicer within 30 days of the final rating. Compared with the Interest Rate Reduction for Low-Income Borrowers (0.5% or 1% on the first $180,000, with income limits), the energy cut is smaller but has a higher $250,000 cap and no income test.

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How much assistance

0.125% to 0.750% rate reduction on the first $250,000 of an AHFC loan, based on the home's energy rating or rating improvement

Eligibility

  • Income limits: No income limits stated.
  • First-time buyer required: No
  • Credit score minimum: 620
  • Geographic restrictions: Alaska; any energy-rated property otherwise eligible for AHFC financing (1-4 units). New construction 5 Star Plus: 0.250% (natural gas) / 0.375% (no natural gas); 6 Star: 0.375% / 0.500%. Existing 5 Star Plus: 0.125% / 0.250%; 6 Star: 0.250% / 0.375%. Improvements on existing homes: 0.125% to 0.625% (gas) or 0.250% to 0.750% (no gas) for 1 to 4 steps gained, with ratings and work done within 365 days of closing. Blended rate above $250,000.

How to Apply for AHFC Energy Efficiency Interest Rate Reduction

Step 1: Check the home's energy rating

Ask the seller or builder for the home's current AHFC energy rating before you make an offer. A 5 Star Plus or 6 Star rating qualifies on its own, and a lower rating can still qualify through the improvement path. If the home has never been rated, find a rater on AHFC's list at akrebate.ahfc.us/Resources/Rater/List. Also note whether the property has natural gas access, since that decides which column of the rate table applies.

Step 2: Match the home to the right rate table

AHFC uses three tables. New construction must exceed BEES and earns 0.250% to 0.500%. Existing homes completed more than one year ago or previously occupied earn 0.125% to 0.375%. Existing homes improved after purchase earn 0.125% to 0.750% for one to four steps gained. Only the energy rating and its points count, and renewable bonus points never raise the reduction or count toward the steps.

Step 3: Choose an AHFC-approved lender

Apply through a lender on AHFC's list at ahfc.us/buy/prequalify/approved-lenders. Ask it to quote your AHFC loan with the energy reduction on the first $250,000 and to show the blended rate on any amount above that, rounded up to the next 0.125%. If you plan improvements, the lender must notify AHFC at application that you intend to participate, so raise it on day one. AHFC's minimum credit score is 620.

Step 4: Ask about a second loan option

AHFC says more than one loan option may apply to a borrower, and the lender confirms which ones. Households under the low-income chart may also qualify for the 0.5% or 1% IRRLIB cut, qualified veterans for the State Veterans preference, and lower-income buyers for AHELP down payment help from providers such as Cook Inlet Lending Center (907-793-3058). Settle the mix before you lock so the Loan Estimate shows every reduction.

Step 5: Finish improvements within 365 days of closing

For improvement loans, most of the work comes after closing. Within 365 days of closing you must get an initial energy rating, complete the upgrades and get a final rating. The home must gain at least one step and a minimum of 5 points on the rating. Book the initial rating soon after you move in so contractors have most of the year to finish insulation, windows, heating or other upgrades.

Step 6: Send the final rating to your servicer

Within 30 days of the final rating, send the documentation to the company that services your AHFC loan. Keep copies of both rating reports in case the servicer asks for the before-and-after points. Questions about the reduction go to AHFC at 907-338-6100 in Anchorage or 800-478-2432 toll-free in Alaska, Monday to Friday, 8 a.m. to 5 p.m.

Real Cost Example

Take a previously occupied 6 Star home in Anchorage at $395,900, the city's median in our data, with natural gas access. With $19,795 down (5%), the buyer borrows $376,105 from an AHFC lender. The existing-home 6 Star cut with gas is 0.250% on the first $250,000, about $625 less interest in the first year. Spread over the whole loan, that is a blended cut of roughly 0.17%, and rounding up to the next 0.125% can leave an effective cut of 0.125%.

Add the estimated $8,000 to $12,000 in Anchorage closing costs and this energy-rated purchase takes $27,795 to $31,795 in cash. A buyer who instead picks a lower-rated home with gas and raises it four steps within 365 days earns 0.625% on $250,000, about $1,563 in first-year interest. Budget for the two ratings and the upgrades before choosing that path.

If the household also qualifies for IRRLIB, for example a first-time family of four earning $100,000 under the $106,800 Anchorage MSA limit, it adds 0.5% on the first $180,000, about $900 more in first-year interest. With the 6 Star cut, the combined first-year saving is about $1,525, once the lender confirms both options apply to the same loan.

Combining With Other Programs

AHFC says more than one loan option may apply to the same loan, so check the energy cut alongside the Interest Rate Reduction for Low-Income Borrowers (0.5% or 1% on the first $180,000) and the State Veterans Interest Rate Preference (1% on the first $50,000). For cash at closing, the Affordable Housing Enhanced option (AHELP) pairs the loan with help such as ACDC's Home Opportunity Program, up to $30,000 at 0% outside the Municipality of Anchorage.

The energy cut follows the rating, not the buyer, so it fails when a home cannot be energy-rated or is not otherwise eligible for AHFC financing. Renewable bonus points do not count toward the reduction or the minimum steps. Loans committed earlier than October 2024 got the cut on only the first $200,000. Call AHFC at 907-338-6100 or 800-478-2432 to check a specific home before you count on the reduction.

Other ways to lower cash to close include a family gift toward the down payment, which AHFC accepts on single-family homes, and AHELP help from Interior Regional Housing Authority (907-452-8315) in the Fairbanks area or Tlingit-Haida Regional Housing Authority (907-780-6868) in Southeast. Rental duplexes to fourplexes in small communities can also carry the energy cut on the Rural Non-Owner-Occupied Loan.

Pros and Cons

The energy reduction lists no income limit and no first-time buyer rule, so it is one of the few AHFC rate cuts open to move-up buyers and higher earners. Its $250,000 cap is the largest of AHFC's rate options, ahead of $180,000 for IRRLIB and $50,000 for the State Veterans preference. Homes without natural gas access earn an extra 0.125% at every level, up to 0.750% for a four-step improvement, worth about $1,875 in first-year interest on $250,000. It even applies to rural rental duplexes to fourplexes.

The biggest limitation is the rating itself: an unrated or average home earns nothing until it is rated and improved, and the improvement path puts the cost of two ratings and the upgrades on the buyer, with a 365-day window after closing. Existing 5 Star Plus homes with gas earn only 0.125%, about $313 a year on $250,000, and blended rounding can shrink small cuts further on large loans. Buyers who want a larger fixed cut and meet the income chart should look at IRRLIB, and veterans at the State Veterans preference.

Frequently Asked Questions

How much does the AHFC energy efficiency rate reduction save?+
0.125% to 0.750% off the rate on the first $250,000 of an AHFC loan. New 6 Star homes earn 0.375% with natural gas access or 0.500% without, and existing 6 Star homes earn 0.250% or 0.375%. A buyer who raises an existing home four steps earns 0.625% or 0.750%. At 0.750%, the first-year interest saving is about $1,875. AHFC changes its rates daily, so an approved lender quotes the reduced rate when you lock.
Is there an income limit for the AHFC energy rate reduction?+
No. AHFC's program page lists no income limit and no first-time buyer requirement for the energy reduction. Eligibility follows the property: any home that can be energy-rated and is otherwise eligible for AHFC financing can qualify. The borrower still has to meet the rules of the underlying AHFC loan, such as First Home Limited's income limits or the 620 minimum credit score, so check those with an approved lender first.
Can I get the energy rate reduction on an older home?+
Yes. An existing home already rated 5 Star Plus or 6 Star earns 0.125% to 0.375% at closing. A lower-rated home can earn 0.125% to 0.750% if you improve it after closing. The lender must tell AHFC at application that you plan to participate, and within 365 days of closing you need an initial rating, the finished work and a final rating at least one step and 5 points higher.
Does natural gas access change the AHFC energy rate reduction?+
Yes. Every level of the energy reduction is 0.125% larger when the property does not have natural gas access. A new 5 Star Plus home earns 0.250% with gas and 0.375% without, and a four-step improvement earns 0.625% with gas and 0.750% without. On the first $250,000, that 0.125% gap is about $313 in first-year interest. The rater and the lender confirm which column applies to your address.
Do I need an energy rater for the AHFC rate reduction?+
Yes, for any home without a current rating, and twice on the improvement path: once for the initial rating and once for the final rating, both within 365 days of closing. AHFC lists raters at akrebate.ahfc.us/Resources/Rater/List. Send the final documentation to your loan servicer within 30 days of the final rating. Renewable bonus points on the rating report do not count toward the reduction or the steps gained.

Sources

Last verified November 2, 2026.

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