Your Trusted Guide to
TSA Liquid Rules
An Independent resource helping travelers understand and navigate
the TSA 3-1-1 liquid limit rule with clarity and confidence.
Who We Are
TSA Liquid Limit (tsaliquidlimit.com) is an independent informational website dedicated to helping air travelers understand the Transportation Security Administration’s (TSA) liquid restrictions and the 3-1-1 rule.
We are not affiliated with, endorsed by, or connected to the U.S. Transportation Security Administration, the Department of Homeland Security, or any government agency. Our goal is simply to make TSA’s publicly available guidelines easy to understand, search, and apply in real life.
Our Mission
To eliminate confusion at airport security checkpoints by providing clear, accurate, and up-to-date information about TSA liquid rules — so travelers arrive prepared and pass through security with ease.
What We Cover
Navigating airport security can be stressful, especially when it comes to what liquids, gels, aerosols, and pastes you can bring in your carry-on bag. Our site covers:
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The 3-1-1 Rule
Plain-language breakdowns of what 3.4 oz / 100 ml means and how the quart-size bag rule works.
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Medical Exceptions
Guidance on traveling with medications, baby formula, breast milk, and medically necessary liquids.
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Prohibited Items
Lists of liquids that are never allowed in carry-on bags, regardless of size.
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TSA PreCheck Tips
How TSA PreCheck and Known Traveler programs can affect how you manage liquids at security.
Our Commitment to Accuracy
All information on this website is researched using official TSA publications, TSA.gov guidelines, and publicly available government data. We review and update our content regularly as TSA policies change.
TSA’s rules can vary slightly based on the specific airport, flight route, and circumstances. We always recommend verifying critical details at TSA.gov or calling TSA directly at (866) 289-9673 before you travel.
⚠️ Important Disclaimer
TSA Liquid Limit is an independent informational resource. We are NOT the official TSA website. For the most current and authoritative TSA rules, always visit www.tsa.gov. For questions or complaints, contact TSA directly at (866) 289-9673.
Contact Us
Have a question, a correction, or feedback? We’d love to hear from you. You can reach our team at:
We aim to respond to all messages within 2–3 business days.