Last updated 2026-08-19
TL;DR
Colorado does not issue a HERS rater license. You work under RESNET certification and a RESNET-accredited Rating Provider, not DORA. There is no state fee or processing clock. Budget trainer tuition, the national test, provider and software fees, plus field gear, and confirm every dollar with those groups. Time is class plus mentored ratings, usually weeks to months. File ordinary Colorado business paper if you operate here.
Do you need a license for HERS rater in Colorado?
No. Colorado does not issue an occupational license called HERS rater, home energy rater, or RESNET rater. The Colorado Division of Professions and Occupations public professions list covers electricians, plumbers, architects, professional engineers, and a long set of other titles. HERS rater is not on that list. [3]
That is the whole state-license question. People still search “HERS rater license in Colorado” because other trades hang a DORA card on the wall, and because sales pages love the word license. If someone offers to process your Colorado HERS license, you are not looking at a government line. You are looking at a product.
What you need instead is national paper. RESNET certifies HERS Raters. A RESNET-accredited Rating Quality Assurance Provider (almost everyone just says Rating Provider) holds your work in a quality-assurance program. [1] Building departments that want an Energy Rating Index file are asking for that chain. They are not deputizing you as a state licensee.
Do not style yourself as a “Colorado-licensed HERS rater.” That phrase is not a real credential here. Once you finish the national steps, “RESNET-certified HERS Rater” is the honest line. It matches how the rating system is actually built. [1]
You can still create legal mess without a rater license. Do not stamp engineering. Do not sell a general home inspection under a HERS invoice unless you hold whatever separate paper that work requires. Do not ignore city business licensing if you run an office. Those are different problems. They are not a missing HERS card from DPO.
I would treat any “state HERS license packet” as a waste of money. Put that cash toward a trainer who can show RESNET accreditation, and toward a provider that already files homes along the Front Range or the Western Slope.
What paper actually lets you rate homes in Colorado?
The paper that lets you produce an official HERS rating in Colorado is RESNET HERS Rater certification, held through a RESNET-accredited Rating Provider. [1] [5] Software vendors will not let you lodge official files without that chain. Builders cannot use a napkin number for ENERGY STAR or for an ERI code path.
RESNET’s published path is training from an accredited trainer, the national rater test, and probationary ratings under a provider. [1] After that you stay inside that provider’s QA rules. MINHERS is the operations standard providers follow. ANSI/RESNET/ICC 301 is the rating standard behind the index. [5] [9]
RESNET describes the scale in plain language. “The HERS Index is a scoring system established by the Residential Energy Services Network (RESNET) in which a home built to the specifications of the HERS Reference Home (based on the 2006 International Energy Conservation Code) scores a HERS Index of 100, while a net zero energy home scores a HERS Index of 0.” [2]
Colorado did not invent a second index. When a plan reviewer in Denver, Fort Collins, or a mountain county asks for an ERI, they are pointing at that national math, applied to the energy code the jurisdiction actually adopted. [4] [6]
If you already rate in another state, you do not sit a Colorado rater exam. There isn’t one. You still need a provider willing to QA work in this market, and you still need to model the right climate zone and local amendments. High altitude and dry-climate assemblies surprise people who only rated humid states.
Keep the certificates, the provider agreement, and your QA emails in one folder. In a state with no rater board, that folder is the file a builder, a utility, or a skeptical building official will ask to see.
How much does HERS rater cost in Colorado?
There is no Colorado HERS license fee, because there is no Colorado HERS license. [3] Your real spend is trainer tuition, the national test, Rating Provider onboarding, approved software, field equipment, any insurance your provider requires, and ordinary Colorado business setup. I will not invent a current RESNET price, a current trainer tuition, or a current provider menu. Those change. Confirm them in writing before you pay.
Training and testing sit in the private market. Accredited HERS rater courses are sold by trainers, not by DORA. Tuition is the first large check for most new people. Public course pages over the years have landed all over the map. Treat any blog dollar figure as stale. Ask two accredited trainers for a written total that states whether the national test sitting is included, and what a retake costs. [1]
You do not freelance official HERS files off a card table. A Rating Provider charges some mix of onboarding, annual dues, and per-rating QA. Rating software is a subscription. Your provider will tell you which package they accept. Buy that one. [5]
A calibrated blower door and a duct leakage rig are not optional if you will test envelope and ducts yourself. Used kits exist. No-name fans that cannot hold a calibration cert waste a Saturday and can sink a QA review. I would not drop a full equipment check the week I enroll in class. Work under a mentor’s kit for probationary ratings if the provider allows it. Buy after you have a pipeline.
Colorado business filings and tax accounts have published state fees. Confirm the current amounts on the Department of Revenue start-a-business guide and with the Secretary of State before you pay a formation mill to click the same form. [10] [11] Insurance is a quote, not a statute. Get numbers after your provider says what they require.
Waste of money: any “Colorado HERS license” upsell. Also the premium coaching add-on that restates RESNET’s free outline. [1] If you want a single shopping list of the RESNET process plus blower-door basics, HERSPath keeps a $179 one-time RESNET + Blower-Door Kit at /start. Use it or skip it. The paper path does not depend on it.
| Cost bucket | Who sets the price | What to confirm |
|---|---|---|
| Training and national test | Accredited trainer and RESNET | Written total, retake rules |
| Rating Provider | The provider you join | Onboarding, annual, per-file QA |
| Rating software | Software vendor | Seat price and which package is accepted |
| Blower door and duct tester | Equipment maker and cal lab | Calibration interval |
| Colorado entity and tax accounts | Secretary of State and DOR | Current published fees |
| Insurance | Carrier | Only what your provider or clients require |
How long does HERS rater take in Colorado?
Colorado has no license processing clock for HERS raters. DPO will not mail you a card in six to eight weeks, because DPO does not regulate this job. [3] Time is class, study, the national test, then however long it takes to finish probationary ratings and get released by your Rating Provider. [1]
Class is usually a block of days, not a college term. Self-study around it depends on the person. I would not quit a W-2 based on a “certified this weekend” ad. The weekend is instruction. You are not done until a provider will put your name on an official file.
Probationary ratings are the long pole. You need homes, a mentor, and a reviewer. In a busy Denver-metro production pocket you might stack those ratings quickly. On the Western Slope you might wait on the next spec house. Nobody has a clean statewide median for that wait. Anyone who guarantees a calendar date is selling.
Colorado business registration can be fast if you file online and the name clears. That is days. It is not what delays your first paid rating. [10] [11]
Build the calendar backwards. Pick a provider first. Ask how many mentored files they want and how they schedule reviews. Write the answer down. Then pick a trainer date that feeds that plan. That is the only honest timeline for HERS rater Colorado work.
Who is the real board if Colorado has no HERS license?
RESNET writes the national standards. Accredited Rating Providers run quality assurance on your files. ANSI/RESNET/ICC 301 is the rating standard. MINHERS is how providers are supposed to operate. [5] [9] [2]
Colorado’s energy agencies do policy and codes. They do not license raters. The Colorado Energy Office publishes building energy code guidance for local jurisdictions. [4] The General Assembly passed HB22-1362 in 2022 as a measure “concerning measures to address building greenhouse gas emissions,” and the bill is the state-level code push people still point at. [7] DOE’s Building Energy Codes Program keeps a Colorado status page. [6]
None of those desks issue a HERS pocket card.
If a rating is sloppy, the complaint path is the Rating Provider and RESNET QA, not DPO professional licensing. [5] If payroll tax is wrong, that is Revenue. Different windows. Do not call DORA about a HERS file. They will not know what you want.
I would treat your Rating Provider as the practical board. They can stall your release. They can take rating privileges. That is the power that matters on a Tuesday when a production builder is waiting on a score.
When does Colorado energy code work actually need a HERS rating?
Not every Colorado house needs a HERS rating. Plenty of permits close on a prescriptive path or a UA trade-off under the IECC edition the city or county adopted. [4] [6] The Energy Rating Index path is the code door that usually wants a RESNET-compatible rating.
ENERGY STAR certified new homes use that rater infrastructure. EPA’s certified-homes material is blunt about the bar. “To earn the ENERGY STAR, a home must meet strict energy efficiency guidelines set by US EPA.” [8] Builders chasing that label, or chasing program or tax documentation that leans on ENERGY STAR or an ERI, will call a HERS rater. A prescriptive tract in a rural county might never call.
HB22-1362 pushed Colorado toward stronger model energy codes and local adoption work. [7] It did not create a statewide rule that every dwelling gets a HERS Index. Confirm what the building department in that city actually adopted. Denver is not Grand Junction. Home-rule cities amend things, and they do it on their own clocks. [4] [6]
DOE Home Energy Score is a different tool run by the U.S. Department of Energy. It is not a HERS Index. [12] Do not sell a Home Energy Score as a HERS rating. You will look sloppy, and you can break program rules.
If your whole plan is “every new house in Colorado must hire me,” rewrite the plan. Sell where ERI, ENERGY STAR, or a utility new-homes list actually shows up.
What business paper do you still need in Colorado?
If you collect money, you are in business. Colorado’s Department of Revenue publishes a how-to-start-a-business guide. Use that page, not a random checklist from a formation mill. [10] The IRS lets you apply for an EIN online if you need one for a bank account or a contractor. [11]
Decide sole prop versus LLC with an accountant who works Colorado, not with a Facebook poll. An LLC is a filing and some yearly care. It is not a rater credential. Confirm current Secretary of State amounts before you pay anyone to type your name into their portal. [10]
Read DOR’s sales and use tax material. Whether a rating service is taxable is a tax question. I am not your accountant. Ask one, or call DOR and keep notes. [10] Check the city if you run a home office. Some towns want a local business license. That still is not a HERS license.
You do not need a Colorado professional engineer license to produce a HERS rating. PE is a DPO license for engineering practice. [3] Do not stamp drawings you are not licensed to stamp. A HERS rating is also not a general home inspection. Keep the scopes clean.
For the first-month sequence (trainer, provider, first jobs) use how to start HERS rater in Colorado. This page is the license-and-paper question. That one is the startup sequence.
What training and tests does RESNET actually require?
RESNET’s become-a-rater page is the checklist. Training from an accredited provider. The national rater test. Mentored field work through a Rating Provider. [1] I am not going to restate their module list as if I wrote the standard. Read their page. Then make the trainer show you how the syllabus maps to it.
You will learn envelope testing, duct testing, and the rating software well enough to survive QA. Combustion safety shows up on real jobs even when people want to pretend it is someone else’s problem. I would not take a class that is only slides.
Pass the test. If you fail, confirm the retake fee with whoever sits you. Then do the probationary ratings. Providers differ on count and pickiness. Ask before you pay onboarding. [5]
Continuing education is how you stay certified. Confirm current CE hours with RESNET and your provider at renewal. I will not invent the 2026 hour count. If a blog states a number without a dated RESNET citation, ignore it.
The national steps are the same if you later work HERS rater license in Alabama jobs or HERS rater license in Alaska jobs. Climate and programs change. The RESNET core does not.
What equipment and software do you need in the first year?
If you test yourself, the honest kit is a blower door that can be calibrated, a duct tester, gauges you trust, tubing, a laptop that runs the approved rating software, and field forms your provider actually accepts. A smoke bottle helps. A drone does not make a rating.
Software is not optional for an official HERS file. Your provider names the accepted packages. Buy that seat. Do not buy the one a video ad likes.
Calibration dates are paper. A pretty fan with an expired cert is a QA problem. Put the next cal date on a calendar the day the sticker lands.
I would borrow or work under someone else’s kit for mentored ratings if the provider allows it. Buying a full rig the week you enroll is how people panic-quit. Buy after a provider and a realistic job list exist.
The gear does not change at the state line. Local code noise does. If you also chase sun-belt work, read HERS rater license in Arizona and how to start HERS rater in Arizona for the program layer, not for a different fan.
How is Colorado different from states that pile on extra energy credentials?
Some states bolt extra credentials onto energy work. Contractor classes. Utility-only verifier lists. A state energy-office registry. Colorado’s occupational list still does not create a HERS license class. [3] What you feel here is codes and programs, not a second exam in a Denver office.
California has a thicker energy-code documentation habit. If you came from that world, read HERS rater license in California and how to start HERS rater in California. Do not assume their forms work on a Colorado permit desk.
Alabama’s paper story is also RESNET-first. how to start HERS rater in Alabama is useful for the shared national steps, not for Front Range amendments.
Colorado’s 2022 building emissions bill and the Energy Office code work are the state flavor. [7] [4] Climate zones run through 5B, 6B, and 7 in the high country. That changes the model. It does not create a wall license.
Utilities can add rater or verifier lists. Those are program enrollments. Confirm current vendor rules with the utility. I will not invent a current incentive or a current application window. Those pages churn.
What should you confirm before you spend money?
Call the Rating Provider first. Not the trainer. If no provider in this market will take a new rater this quarter, class is a souvenir.
Confirm they operate on Colorado homes. Confirm the mentored rating count and how mentors get assigned. Confirm software. Confirm insurance. Get every fee in writing. Ask how they handle ENERGY STAR if you want that work. [8] [5]
Confirm the trainer is RESNET-accredited and whether the national test is in the price. [1]
Call the building official in your target city and ask whether they even see ERI or HERS files. [4] [6] Selling a service the permit desk never asks for is a slow way to go broke.
Confirm DOR treatment of your service. [10] Write the answers down. If someone will not put a fee on paper, that is your answer.
I would not prepay a year of software, a full equipment package, and a coaching funnel in the same week. Sequence it. Provider, then class, then test, then kit, then Colorado tax accounts.
What does a clean first-year paper path look like?
Here is the path I would actually follow.
Read RESNET’s become-a-rater page end to end. [1] Interview two Rating Providers that already file Colorado homes. Enroll in accredited training only after a provider says they will mentor you. Pass the national test. Finish probationary ratings and keep every field form. File Colorado business paper (entity if you want it, EIN, DOR accounts as required). [10] [11] Get on any utility or ENERGY STAR lists you truly need, using their current applications. [8] Calendar calibration, CE, provider QA, and any Colorado periodic report if you formed an entity.
Keep one folder: certificates, provider agreement, cal reports, insurance dec pages, Secretary of State emails, DOR confirmations. That folder is your license in a state that does not issue one.
HERSPath is an independent publisher, not a law firm and not a service company. If you want the kit, it is at /start. Confirm every fee and every timeline with RESNET, your Rating Provider, and Colorado DOR. Nobody here can promise approval, a quota, or a processing date.
If you are still comparing states, the honest next reads are how to start HERS rater in Colorado and, for contrast, HERS rater board in Arizona. Same national core. Different local noise.
Frequently asked questions
Do you need a license for HERS rater in Colorado?
No. Colorado DPO does not license HERS raters. You need RESNET certification plus a RESNET-accredited Rating Provider. Local permit desks may demand a HERS or ERI file, but that is a rating requirement, not a state occupational license. Do not pay anyone for a “Colorado HERS license.” Confirm current RESNET steps on RESNET’s become-a-rater page.
How much does HERS rater cost in Colorado?
There is no state HERS license fee. Your costs are trainer tuition, the national test, Rating Provider fees, software, field equipment, optional insurance, and ordinary Colorado business filings. Those private prices move. Confirm each one in writing with the trainer, RESNET, the provider, and Colorado DOR. Skip any product that claims to sell a state rater license.
How long does HERS rater take in Colorado?
There is no DPO processing time because there is no state license. Plan on a multi-day accredited class, study, the national test, then probationary ratings under a provider. That last step is the slow one and depends on mentors and available homes. Business registration can be days. Nobody should guarantee a completion date.
Is a HERS rater the same as a Colorado home inspector?
No. A HERS rating scores energy performance under RESNET standards. A home inspection is a different scope and, if you offer it, a different paper problem. Do not hide an inspection inside a rating invoice. Keep contracts clear. Confirm any inspector rules separately. RESNET certification does not make you a general inspector.
Do I need a Colorado PE license to produce a HERS rating?
No. A professional engineer license is a DPO credential for engineering practice. A HERS rating is not an engineering stamp. Do not seal drawings you are not licensed to seal. If a project actually needs PE work, hire a PE. Your rater file still runs through RESNET and your Rating Provider.
Can I use an out-of-state RESNET credential on Colorado homes?
RESNET certification is national, so you do not sit a Colorado rater exam. You still need a Rating Provider that will QA Colorado files, and you still need the right climate zone and local code inputs. Interview providers that already work this market before you bid Front Range or mountain jobs.
Does Denver or Boulder issue a local HERS rater license?
Cities can require ratings on certain permits and can run their own energy programs. That is not the same as licensing you as a rater. Confirm current submittal rules with that building department. Your right to produce an official HERS file still comes from RESNET and your Rating Provider, not from a city rater card.
What is a RESNET Rating Provider and why do I need one?
A Rating Provider is a RESNET-accredited quality-assurance shop. Official HERS files run through that QA system under MINHERS. You do not issue freelance official ratings. Ask about onboarding cost, mentored-file count, software, insurance, and per-file fees before you pay. If they will not write it down, pick another provider.
Is DOE Home Energy Score the same as a HERS rating?
No. Home Energy Score is a DOE tool. HERS is RESNET’s index, with 100 as the reference home and 0 as net zero energy, per RESNET. Do not substitute one report for the other. If a client or program asks for HERS, deliver a RESNET rating through your provider.
Does Colorado require a HERS rating on every new home?
No. Many homes still permit under prescriptive or UA paths. ERI, ENERGY STAR, and some utility new-homes programs are the usual reasons a builder buys a rating. HB22-1362 pushed stronger model codes. It did not order a HERS score on every dwelling. Ask the local building department what they adopted.
Do I need a blower door before I enroll in class?
Usually no. Many people complete mentored ratings on a senior rater’s calibrated kit. Buy after a provider has agreed to take you and you can see real jobs. You will need a calibratable blower door and duct tester if you test on your own. Confirm calibration intervals. Expired certs fail QA.
How do I renew HERS credentials if Colorado has no rater board?
You renew through RESNET and your Rating Provider, not through DORA. That means current CE, provider QA standing, and any software or membership the provider requires. Confirm the current hour count and due dates with those two groups. Colorado business filings renew on their own calendar if you formed an entity.
Can I operate statewide once I am RESNET-certified?
RESNET is national, so the credential is not county-locked. Practical limits are your provider’s coverage, local code amendments, and whether you are on a given utility list. A mountain-county prescriptive job may never need you. A production ENERGY STAR job in the metro area might. Confirm each program separately.
Sources
- RESNET, How to Become a HERS Rater: RESNET publishes the national path: accredited training, national rater test, and work through a Rating Provider.
- RESNET, HERS Index: HERS Index of 100 equals the RESNET reference home based on the 2006 IECC; 0 equals a net zero energy home.
- Colorado Division of Professions and Occupations, Professions: Colorado DPO’s regulated-professions list does not include HERS rater as a licensed occupation.
- Colorado Energy Office, Building Energy Codes: The Colorado Energy Office publishes building energy code guidance for local adoption; it is not a rater licensing board.
- RESNET, MINHERS standards: MINHERS is the RESNET standard that governs Rating Provider operations and quality assurance.
- U.S. DOE Building Energy Codes Program, Colorado status: DOE tracks Colorado energy code status at the state level for IECC adoption context.
- Colorado General Assembly, HB22-1362: Colorado enacted HB22-1362 in 2022 concerning measures to address building greenhouse gas emissions, including energy code work.
- RESNET, ANSI/RESNET American National Standards: ANSI/RESNET/ICC 301 is the American National Standard used for RESNET home energy ratings.
- Colorado Department of Revenue, How to start a business in Colorado: Colorado DOR publishes the official start-a-business steps, including tax accounts, for people operating in the state.
- IRS, Apply for an Employer Identification Number (EIN) online: The IRS provides an online EIN application for business tax identification.