California Landlord Verification Guide 2026

How California Landlords
Can Verify an ESA Letter

“A practical guide to verifying ESA and PSD letters — what you can ask, what you can check, and how to stay compliant.”

[+] Verify provider licenses in minutes
[+] Spot 4 common red flags
[+] Use free official databases
[+] Protect yourself from fair housing complaints

As a landlord in California, you have the right — and the responsibility — to verify that an ESA letter is legitimate. California law (AB 468) sets clear standards for what makes a letter valid. This guide walks you through every verification step, from reviewing the letter to checking the provider’s license, so you can make informed decisions while staying fully compliant with the Fair Housing Act and FEHA.

Table of Contents

Why Proper Verification Is Essential

Accepting a fake ESA letter can expose you to significant legal and financial risks. Proper verification protects both you and your tenants.

As a landlord, you are required by the Fair Housing Act and California’s FEHA to make reasonable accommodations for tenants with disabilities who need emotional support animals. However, you are not required to accept every letter presented to you. You have the right — and the responsibility — to verify that the documentation is legitimate.

[!] Legal Risks of Accepting Fake Letters

  • Fair Housing Complaints: Tenants can file complaints if you wrongfully deny a legitimate request
  • Lawsuits: Housing discrimination claims can result in significant damages, including emotional distress and attorney fees
  • Fines and Penalties: Civil penalties under FEHA and FHA can be substantial
  • Property Risks: Accepting a fake letter may allow animals that could pose genuine health or safety risks

Proper verification is not about making things difficult for tenants with legitimate needs. It’s about ensuring that ESAs are supported by real clinical relationships, not pay-to-download forms from online mills. California law (AB 468) was specifically designed to help you do this by establishing clear documentation standards.

1. Understanding Valid ESA Letters in California

In short: A valid ESA letter in California must come from a licensed mental health professional who has a 30-day clinical relationship with the tenant. The letter must include specific information about the provider’s license.

Legal Requirements Under FHA and California Law

Under the Fair Housing Act, landlords must make reasonable accommodations for ESAs when provided with proper documentation. California’s AB 468 adds specific requirements for ESA letters used in housing:

  • The provider must hold an active California license
  • The provider must have an established client-provider relationship of at least 30 days
  • The provider must complete a clinical evaluation of the tenant’s need for an ESA
  • The provider must provide written notice that ESAs do not have public access rights

What a Legitimate ESA Letter Must Contain

A valid California ESA letter must include:

  • Provider’s full name and professional title
  • License number (e.g., LCSW 12345)
  • License type (LCSW, LMFT, LPCC, Psychologist, Psychiatrist, etc.)
  • Jurisdiction — must be California
  • License effective date
  • Confirmation of 30-day clinical relationship
  • Statement of disability-related need for the ESA
  • Date of issuance and the provider’s signature
  • Practice letterhead with contact information

Differences Between ESA, PSD, and Service Animal Letters

FeatureESA LetterPSD LetterService Dog
30-Day Rule (AB 468)RequiredNot RequiredNot Required
California License RequiredYesYesN/A
Task TrainingNoYesYes
ADA Public AccessNoYesYes
Key Takeaway: For ESA letters, always verify the 30-day relationship. For PSD letters, focus on verifying the provider’s license and the task training documentation.

2. Step-by-Step ESA Letter Verification Process

In short: Verification is a simple 4-step process. You can complete it in 10-15 minutes using free online tools.

Step 1: Initial Document Review

Start by reviewing the letter itself. Check for:

  • Professional letterhead — Is it on official-looking stationery?
  • Complete provider information — Name, title, license number, license type, and jurisdiction
  • 30-day relationship statement — Does the letter explicitly state the relationship has existed for at least 30 days?
  • Clear disability-related need — Does it explain why the ESA is needed?
  • Date and signature — Is the letter dated and signed by the provider?

Step 2: Checking Provider Credentials

This is the most important verification step. You need to confirm that:

  • The provider is licensed in California — Out-of-state licenses are not valid for ESA letters used in California housing
  • The license is active — Not expired, suspended, or revoked
  • The license type is appropriate — Acceptable license types include LCSW, LMFT, LPCC, Psychologist (Ph.D./Psy.D.), Psychiatrist (MD/DO), and Psychiatric Nurse Practitioner

Step 3: Contacting the Licensed Professional

You are allowed to contact the provider to verify the letter’s authenticity. This does not violate the tenant’s privacy. You can ask:

  • “Did you write this letter for [tenant’s name]?”
  • “Is this letter current and valid?”
  • “Can you confirm your license information?”

You cannot ask about the tenant’s specific diagnosis or medical details.

Step 4: Timeline for Verification

  • Receive the request: Tenant submits ESA letter and accommodation request
  • Initial review: 1-2 business days
  • License verification: 5-10 minutes using online tools
  • Provider contact (if needed): 1-2 business days
  • Final decision: HUD guidance suggests responding within 10 days of receiving documentation
Remember: The 30-day rule refers to the tenant-provider relationship, not your response time. You should respond promptly to avoid fair housing complaints.

3. Red Flags of Fake or Fraudulent ESA Letters

In short: Fake ESA letters often have telltale signs. Learn to spot them so you can protect your property and avoid fair housing complaints.

Common Warning Signs

[X] Red Flag 1: ESA Certificate or ID Card

ESA certificates and ID cards hold no legal standing. They are often marketed as official proof but are generated by commercial websites that plug in a name and pet’s name. These documents do not involve any recommendation from a qualified healthcare professional and should never be accepted as proof of a disability-related need.

[X] Red Flag 2: ESA Verification Number

Some letters include a so-called “ESA verification number.” These numbers are tied to commercial letter mills, not individual healthcare practices. The only exception is if the number is part of the provider’s personal practice system, which is extremely uncommon.

[X] Red Flag 3: No California License

If the letter lacks a California license number — or if the provider is licensed in another state — the letter is not valid for California housing. Under AB 468, the provider must be licensed in the jurisdiction where the client is located.

[X] Red Flag 4: No 30-Day Relationship

For ESA letters (not PSD letters), the letter must state that the provider has had a clinical relationship with the tenant for at least 30 days. If this is missing or vague, the letter is likely fraudulent.

Suspicious Language and Formatting

  • Vague language: Generic statements about “emotional support” without specific clinical reasoning
  • No letterhead: Plain paper without practice information
  • No contact information: No phone number or email for verification
  • Guaranteed approval language: Any letter that promises “guaranteed approval” is a scam

Too-Good-to-Be-True Offers

  • Under $50: No legitimate California-licensed provider can issue a valid ESA letter at this price
  • “Instant” or “Same-Day”: Illegal in California under AB 468 — 30 days is required
  • “Lifetime” validity: ESA letters expire after 12 months — any “lifetime” claim is fraudulent

[!] Quick Tip: Trust the Provider, Not the Paper

A legitimate ESA letter is about the clinical relationship between the tenant and the provider, not about fancy formatting or registration numbers. If the provider can be verified through the California licensing board and the letter confirms a 30-day relationship, it’s likely legitimate.

4. How to Verify the Mental Health Professional

In short: The California Department of Consumer Affairs provides a free online license search tool. You can verify any mental health professional’s license in minutes.

Checking California Licensing

To verify a provider’s license, follow these steps:

  1. Go to the DCA License Search website: search.dca.ca.gov
  2. Select the appropriate board:
    • For LCSW, LMFT, LPCC: Select Board of Behavioral Sciences
    • For Psychologist (Ph.D./Psy.D.): Select Board of Psychology
    • For Psychiatrist (MD/DO): Select Medical Board of California or Osteopathic Medical Board
  3. Enter the provider’s information:
    • Last Name and First Name
    • OR License Number (preferred for accuracy)
  4. Review the results:
    • Is the license current/active?
    • Is the license type correct?
    • Has the license been subject to disciplinary action (suspension or revocation)?

Using State Licensing Boards

License TypeGoverning BoardCommon Credentials
Mental Health CounselorBoard of Behavioral SciencesLCSW, LMFT, LPCC
PsychologistBoard of PsychologyPh.D., Psy.D.
PsychiatristMedical Board of CaliforniaMD, DO
Psychiatric Nurse PractitionerBoard of Registered NursingPMHNP-BC

Telehealth Provider Validation

Telehealth providers are valid as long as they are licensed in California and have established a 30-day relationship (for ESAs). You should verify their license the same way you would for an in-person provider. Telehealth does not exempt providers from AB 468 requirements.

Important: The provider must be licensed in the jurisdiction where the client is located. For a California tenant, the provider must have a California license. Out-of-state telehealth providers are not valid for ESA letters used in California housing.

5. Tools and Resources for Verification

Official Databases and Websites

  • DCA License Search: search.dca.ca.gov — Verify all mental health professional licenses in California
  • Board of Behavioral Sciences: Verifies LCSW, LMFT, and LPCC licenses
  • Board of Psychology: Verifies Psychologist licenses (Ph.D., Psy.D.)
  • Medical Board of California: Verifies Psychiatrist licenses (MD)
  • Osteopathic Medical Board: Verifies Psychiatrist licenses (DO)
  • Board of Registered Nursing: Verifies Psychiatric Nurse Practitioner licenses

Free Verification Checklists

You can download free verification checklists from the California ESA Compliance Checklist for Landlords guide on this website. These checklists walk you through each verification step.

What Information Landlords Are Allowed to Request

[+] You CAN Request:

  • The ESA letter itself
  • Provider’s license number and type
  • Confirmation of 30-day relationship (for ESAs)
  • Provider’s contact information
  • Updated documentation annually

[X] You CANNOT Request:

  • Specific medical records
  • The tenant’s diagnosis
  • Detailed medical history
  • Notarization
  • Specific forms

6. Sample Verification Letters and Scripts

Professional Email/Phone Templates

Sample Email to Provider:

Subject: Verification of ESA Letter for [Tenant Name]

Dear [Provider Name],

I am writing to verify the authenticity of an ESA letter dated [date] that was submitted by [tenant’s full name], a resident at [property address].

The letter appears to have been issued by you and includes your license number [license number]. Could you please confirm:
1. That you wrote this letter for [tenant’s name]?
2. That the letter is current and valid?
3. That you have established a 30-day clinical relationship with this tenant?

Please respond to this email or call me at [phone number].

Thank you for your time.

Sincerely,
[Your Name, Title]
[Property Name]
[Phone Number]

Sample Phone Script:

“Hello, my name is [Your Name] from [Property Name]. I’m calling to verify an ESA letter submitted by [tenant’s name]. The letter includes your name and license number [license number]. Could you confirm that you wrote this letter and that it is current? I also want to confirm that you have a 30-day clinical relationship with this tenant. We appreciate your time.”

Tenant Response Guidelines

Sample Response to Tenant:

Dear [Tenant Name],

Thank you for submitting your request for a reasonable accommodation for your Emotional Support Animal.

We are currently reviewing your documentation. To ensure compliance with California law (AB 468), we are verifying the license information of your provider. We will respond to your request within 10 business days.

If we need any additional information, we will contact you directly.

Sincerely,
[Your Name, Title]
[Property Name]

Follow-Up Communication

Sample Follow-Up to Tenant (Incomplete Documentation):

Dear [Tenant Name],

We have reviewed your ESA accommodation request. However, the documentation provided appears to be incomplete.

Specifically, [state the issue, e.g., “the letter does not include the provider’s California license number” or “the letter does not confirm a 30-day clinical relationship”].

Please provide updated documentation that meets the requirements of California AB 468 within 10 days. If you have any questions, please contact us.

Sincerely,
[Your Name, Title]
[Property Name]

7. Handling Questionable or Incomplete Letters

Requesting Additional Documentation

If the letter is incomplete or doesn’t meet AB 468 requirements, you can request additional documentation. You can ask for:

  • A letter that includes the provider’s California license number and type
  • Confirmation of the 30-day clinical relationship
  • Provider contact information for verification

You cannot ask for medical records or specific diagnosis details.

Conditional Approval Process

If the documentation is mostly complete but missing minor details, you can grant conditional approval. This allows the tenant to keep the ESA while they provide the missing documentation. Conditional approval is a good-faith approach that shows you are willing to accommodate while ensuring compliance.

When to Deny a Request Legally

You can legally deny an ESA request in the following situations:

  • The documentation does not meet AB 468 requirements (no California license, no 30-day relationship)
  • The specific animal poses a direct threat to health or safety that cannot be mitigated
  • The animal would cause substantial property damage
  • The accommodation would impose an undue burden

Breed, size, or weight alone are not valid reasons to deny a request.

Important: If you deny a request, provide a written explanation of the denial and give the tenant an opportunity to appeal.

8. California-Specific Landlord Considerations

Rent-Controlled Cities

Rent control ordinances in cities like Los Angeles, San Francisco, and San Diego do not exempt landlords from ESA accommodation obligations. Verification requirements apply equally in rent-controlled and non-rent-controlled properties.

Working with Property Managers and HOAs

  • Property Managers: Train them on the verification process and AB 468 requirements
  • HOAs: Under California Civil Code Section 4735, HOAs must accommodate ESAs. They cannot enforce “no pet” rules against ESA owners with valid documentation

Fair Housing Compliance While Verifying

  • Apply the same verification standards to all tenants
  • Document your verification process for every request
  • Respond promptly to all requests
  • Provide written decisions for all requests
  • Keep verification records confidential

9. Best Practices and Record Keeping

Documentation You Should Maintain

  • Tenant’s written ESA accommodation request
  • The ESA letter from the provider
  • Provider license verification records
  • Any communication with the provider
  • Your written response (approval, conditional approval, or denial)
  • Annual renewal documentation

Creating an Internal Verification Policy

  • Establish a written policy for handling ESA requests
  • Define the documentation requirements (AB 468 compliant)
  • Set a response timeline (aim for 10 days)
  • Define roles and responsibilities for staff
  • Provide training on ESA laws and verification
  • Review and update the policy annually

Training Staff on ESA Requests

  • What to look for: California license, 30-day relationship, proper formatting
  • What to ask for: ESA letter, provider verification
  • What not to ask: Medical records, specific diagnoses
  • How to respond: Promptly, in writing, professionally
  • What to document: Every step of the verification process

10. Frequently Asked Questions (FAQs)

Yes. You are allowed to contact the provider to verify the letter’s authenticity. You can confirm that the provider wrote the letter, that it is current, and that the license is valid. You cannot ask about the tenant’s specific diagnosis or medical details.
No. Under California AB 468, the provider must be licensed in California. Out-of-state providers are not valid for ESA letters used in California housing. The letter must include a California license number and type.
The 30-day rule under AB 468 applies specifically to ESA letters for emotional support animals. PSD letters for service dogs are not subject to the 30-day requirement. However, you should still verify the provider’s California license.
No. Notarization is not required for ESA letters under California law. Requiring notarization could be seen as an unreasonable barrier to accommodation and could lead to fair housing complaints.
Common red flags include: no California license number, no 30-day relationship statement, “ESA verification numbers,” “ESA certificates or ID cards,” vague language, no letterhead, and prices under $50. Always verify the provider’s license through the DCA License Search.
The letter is not valid if the provider’s license is expired. You can deny the request and inform the tenant that they need to obtain a letter from a provider with an active California license.
Yes. Under AB 468, the letter must confirm a 30-day clinical relationship. If this is missing, you can deny the request. However, you should give the tenant an opportunity to provide corrected documentation.
HUD guidance suggests responding within 10 days of receiving documentation. While California law doesn’t specify a fixed timeline, prompt response is recommended to avoid fair housing complaints.
If you suspect fraud, document your concerns, verify the provider’s license, and consider contacting the provider directly. If you determine the letter is fraudulent, you can deny the request and report the fraud to the appropriate licensing board or the California Attorney General.
If the tenant has a legitimate ESA letter from a California-licensed provider confirming a disability-related need and a 30-day relationship, you must accommodate the ESA. The provider has determined the tenant has a qualifying condition under the DSM-5.

Bottom Line

Verifying an ESA letter in California is a straightforward process that protects both you and your tenants. By following the 4-step verification process — reviewing the letter, checking the provider’s California license, confirming the 30-day relationship (for ESAs), and documenting your decision — you can confidently handle ESA requests while staying fully compliant with FHA, FEHA, and AB 468. Always document your verification steps and provide written decisions to tenants. When in doubt, consult with a legal professional.

Need help verifying ESA documentation or training your staff?

[+] AB 468 verification guides [+] Free verification checklists [+] Landlord training resources
Get Landlord Resources
Jessica Medina, Licensed Marriage & Family Therapist

Jessica Medina

LMFT Orange County, California

Orange County-based therapist serving the LGBTQIA+ community with Narrative and Strength-Based Therapy.

Also conducts ESA assessments, gender-affirmation letters, and immigration mental health evaluations.

Fact-Checked & Sourced

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