Written by Bianca Deng
Medically Reviewed by Klarity Editorial Team
Published: Jul 28, 2025

Individuals experiencing anxiety and depression often seek emotional support animals (ESAs) to improve their mental well-being. An ESA letter is the legal document that certifies your need for such support, allowing you to access housing and travel accommodations.
An ESA letter is issued by a licensed mental health professional (LMHP) after evaluating your mental health condition. It qualifies you under laws like the Fair Housing Act and the Air Carrier Access Act, providing protections for housing and flights.
Start by filling out an online mental health questionnaire with a licensed provider. The assessment typically includes questions about your mental health history, symptoms of anxiety or depression, and how an ESA could help.
A licensed mental health professional reviews your responses through a secure telehealth platform. They evaluate whether you meet the criteria for an ESA based on your mental health needs.
If approved, you will receive a legally valid ESA letter via email or through your online portal. This document can be used to secure housing accommodations and travel rights.
ESA letters obtained through licensed professionals are legally recognized for housing under the Fair Housing Act and for airline travel under the Air Carrier Access Act. Ensure your provider is licensed to avoid invalid documentation.
At Klarity, we connect you with licensed, board-certified mental health professionals who specialize in emotional support animal certifications. Our process is secure, confidential, and designed for quick turnaround — often within 24 hours. We accept various insurance plans and offer affordable cash-pay options.
What is an ESA letter for anxiety and depression?
An ESA letter is a legal document from a licensed mental health professional that certifies your need for an emotional support animal to help manage anxiety and depression.
Can I get an ESA letter online?
Yes, licensed providers offer online assessments and certification for ESA letters, making it convenient and accessible.
Is an ESA letter legally valid for housing and travel?
Yes, ESA letters from licensed professionals are legally recognized for housing and airline travel protections under federal laws.
How long is an ESA letter valid?
ESA letters are typically valid for one year and require renewal to maintain legal protections.
How do I start the process to get an ESA letter online?
Begin by completing an online assessment with a licensed mental health provider through Klarity, which evaluates your need for an ESA.
Medical Disclaimer: This content is for educational purposes only and does not substitute professional medical advice. Always consult a licensed healthcare provider for diagnosis and treatment.
If you're seeking an ESA letter, you may also benefit from direct treatment for anxiety or depression. Klarity's board-certified providers offer same-day online appointments for evaluation and medication management — including antidepressants and anxiety medications when clinically appropriate. Most major insurance plans accepted.
Book an online anxiety or depression appointment at Klarity →
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