Introduction: Your ESA Rights in Colorado

If you live in Colorado and rely on the comfort of your Emotional Support Animal, you may wonder what legal protections exist for you and your companion. The good news is that Colorado has some of the strongest ESA protections in the nation, thanks to a groundbreaking new state law.

As a licensed clinical therapist, I’ve helped countless Coloradans understand their rights. This guide clarifies Colorado ESA letter laws, housing protections, and how to obtain a valid ESA letter through a licensed professional. You deserve a home where you feel safe, supported, and understood — and your ESA is a vital part of that emotional safety net.

In 2026, Colorado enacted House Bill 26-1045, which codified ESA protections into state law after the federal government narrowed its definition of “assistance animals.” This means that even if federal protections change, Colorado’s state law continues to protect your right to live with your ESA.

Colorado ESA Laws at a Glance

Understanding the distinction between different types of assistance animals is crucial for knowing your rights in Colorado. Here’s a quick reference table:

*Air travel rules for ESAs changed in 2021 under the ACAA; they are treated as pets on all major airlines.

Colorado’s New ESA Law (HB 26-1045)

In May 2026, Colorado Governor Jared Polis signed House Bill 26-1045 into law, a landmark piece of legislation that enshrines ESA protections into the Colorado Anti-Discrimination Act (CADA). This law was a direct response to the federal government narrowing its definition of “assistance animals” and rolling back guidance on emotional support animals.

What HB 26-1045 Does

• Defines “assistance animal” to include both service animals AND emotional support animals under Colorado law.
• Defines “emotional support animal” as an animal that provides solely emotional support to alleviate a symptom or effect of a disability.
• Presumes that permitting an assistance animal is a reasonable accommodation if the housing provider has been given an opportunity to engage in an interactive process.
• Permits housing providers to request reasonable documentation to support a disability claim if the disability is not obvious.
• Clarifies that housing providers can consider documented, specific conduct of an animal that poses a direct threat to health or safety or causes substantial property damage.

What the New Law Means for You

• Your ESA rights are protected by state law — not just federal law.
• Landlords must engage in an interactive process when you request an ESA accommodation.
• You can still get an ESA letter from a licensed professional even if federal rules change.
• Colorado’s Civil Rights Division enforces these protections at the state level.

Fair Housing Act & Colorado ESA Protections

The Fair Housing Act prohibits discrimination against individuals with disabilities. This includes the right to keep an Emotional Support Animal as a reasonable accommodation, even in properties with “no pet” policies. Colorado’s state law (HB 26-1045) reinforces these protections at the state level.

What Colorado Landlords Can and Cannot Ask

• Cannot: Charge pet rent, fees, or deposits for your ESA.
• Cannot: Deny housing solely because you have an ESA, unless the animal poses a direct threat or would cause significant damage.
• Cannot: Require the animal to have special training or certification.
• Cannot: Request your full medical records or specific diagnosis.
• Cannot: Deny an ESA based on breed, size, or weight.
• Can: Request documentation from a licensed mental health professional confirming your need for the ESA.
• Can: Verify the letter’s authenticity.
• Can: Consider documented, specific conduct of an animal that poses a direct threat.

In Colorado, the FHA applies to most housing — including apartments, rental homes, condos, and even college dorms. Exemptions exist for owner-occupied buildings with four or fewer units, and single-family homes rented without a broker, but these are limited.

30-Day Rule & Telehealth in Colorado

Does Colorado Require a 30-Day Relationship?

Colorado does not have a mandatory 30-day relationship requirement for ESA letters. Unlike states like California, Iowa, Montana, Arkansas, and Louisiana, Colorado follows the standard federal FHA framework where a single thorough clinical evaluation by a licensed professional is sufficient.

Telehealth for ESA Evaluations in Colorado

Colorado accepts telehealth for ESA evaluations. The Colorado Department of Regulatory Agencies (DORA) permits licensed therapists to conduct evaluations via telehealth, provided:

• Licensed in Colorado: The therapist must be licensed to practice in Colorado.
• Proper evaluation: The evaluation must meet the same clinical standards as in-person evaluations.
• HIPAA-compliant: The telehealth platform must be HIPAA-compliant.
• Informed consent: The client must provide informed consent for telehealth services.
• Documentation: The therapist must document the telehealth evaluation properly.

What Makes an ESA Letter Legitimate?

A valid ESA letter must be issued by a licensed mental health professional (LMHP) — such as a psychologist, licensed clinical social worker, or psychiatrist — who has evaluated you and determined that an ESA is part of your treatment. Online “registries” or certificates carry no legal weight.

What a Legitimate ESA Letter Must Include:

• Must include: The professional’s license number, type, and state of issuance.
• Must state: That you have a mental health disability (under DSM-5 criteria) and that the ESA alleviates symptoms.
• Must be: Dated and signed within the last year (though some landlords accept older letters).
• Must be: Written on official letterhead or clearly identify the therapist’s credentials.
• Must include: A clinical statement that the tenant meets the FHA’s functional definition of disability.

At ProESALetter.com, we connect you with licensed therapists who conduct thorough, compassionate evaluations. Our letters are fully compliant with the FHA, CADA, and Colorado’s HB 26-1045, giving you confidence when presenting them to landlords.

License Verification in Colorado

Before accepting an ESA letter, landlords and property managers in Colorado can verify the therapist’s license. Here are the official Colorado licensing boards where you can verify a therapist’s credentials:

ESA vs PSD: Understanding the Difference

Many people confuse an Emotional Support Animal with a Psychiatric Service Dog (PSD). While both provide support for mental health conditions, they are legally distinct. For a deeper dive, see our full guide on ESA vs PSD ADA Rights.

*Air travel rules for ESAs changed in 2021; they are no longer treated as service animals but can still fly with proper documentation.

Navigating Landlord Interactions

Approaching your landlord about an ESA can feel intimidating. Here’s a compassionate, step-by-step approach:

1. Obtain your ESA letter from a licensed professional.
2. Request a reasonable accommodation in writing, attaching your letter.
3. Be prepared to answer questions about the animal’s behavior and size, but remember: you are not required to disclose your diagnosis.
4. If denied, remind them of the FHA and Colorado’s HB 26-1045, and consider filing a complaint with HUD or the Colorado Civil Rights Division.
5. Document everything — keep copies of all communications with your landlord.

Most Colorado landlords are cooperative once they understand the law. The Fair Housing Act and ESA Letter resource provides additional legal context.

Fraud & Misrepresentation Penalties in Colorado

Colorado takes service animal and ESA fraud seriously. While HB 26-1045 does not create new criminal penalties specifically for ESA fraud, existing Colorado statutes address misrepresentation in several ways:

*This is general legal information, not legal advice. Statutes can be amended; verify current text at the Colorado Legislature’s official code website before relying on it for a legal matter.

Qualifying Conditions for an ESA

A wide range of mental health conditions may qualify for an ESA, including but not limited to:

The determination is made by a licensed mental health professional based on your individual needs.

Work, Public Access & Travel Rights in Colorado

Workplace Accommodations

Under the Americans with Disabilities Act (ADA), only service dogs (including psychiatric service dogs) are entitled to reasonable accommodations in the workplace. ESAs are not covered under the ADA for workplace accommodations. However:

• Some employers may voluntarily allow ESAs as a workplace accommodation.
• You may need to request accommodation under the ADA if you have a PSD.
• Documentation from your healthcare provider is typically required.
• Colorado state law does not require employers to accommodate ESAs in the workplace.

Public Access Rights

In Colorado, only service dogs (including PSDs) have public access rights under both the ADA and Colorado law. ESAs are not permitted in:

• Restaurants and food establishments
• Retail stores and shopping malls
• Hotels and other lodging (unless pet-friendly)
• Movie theaters and entertainment venues
• Public transportation (unless the transit authority allows pets)

Some businesses in Colorado may voluntarily allow ESAs, but it is not legally required. If you need public access, a PSD is the appropriate choice.

Air Travel (ACAA 2021 Update)

The Air Carrier Access Act (ACAA) was updated in 2021, significantly changing the rules for ESAs on flights:

• ESAs are no longer recognized as service animals for air travel.
• ESAs are treated as pets and are subject to airline pet policies, fees, and restrictions.
• Psychiatric Service Dogs are still allowed on flights with proper documentation.
• Airlines may require forms and advance notice for PSDs.
• This applies to all airlines operating in or out of Colorado airports (Denver International, Colorado Springs, etc.).

College & University Housing Rights in Colorado

The Fair Housing Act applies to college and university housing, including dorms, student apartments, and other on-campus housing. Colorado colleges and universities must provide reasonable accommodations for ESAs and service animals. Colorado’s HB 26-1045 reinforces these protections at the state level.

How the FHA Applies to Colorado College Housing

• All housing covered: FHA applies to all housing operated by colleges and universities, including dorms, apartments, and fraternity/sorority housing.
• ESAs allowed: Students with a legitimate ESA letter can request accommodation for their ESA.
• No pet fees: Colleges cannot charge pet fees, deposits, or pet rent for ESAs.
• Roommate considerations: Colleges may consider roommate preferences but cannot deny the ESA based solely on roommate objections.
• Documentation: Students must provide a valid ESA letter from a licensed therapist.

Request Process for Colorado College Students

1. Obtain your ESA letter from a licensed Colorado therapist.
2. Contact the Disability Services Office at your college or university.
3. Submit the accommodation request with your ESA letter attached.
4. Provide additional documentation if requested (within legal limits).
5. Wait for approval — colleges typically respond within 10-15 business days.
6. Follow up if you don’t receive a response within a reasonable timeframe.

Frequently Asked Questions About Colorado ESA Laws