What is the daily dollar limit for deposits? Alliant offers varying daily deposit limits based on how you submit your funds: Alliant's Mobile deposit daily limit is $100,000. Alliant's ATM deposit daily limit is $20,000. Our Alliant Funds Availability Policy determines how quickly you will receive access to your money. If you would like to deposit a higher amount, you may do so by mailing your check to: U.S. Postal Service Delivery Overnight Delivery Alliant Credit Union P.O. Box 2387 Des Plaines, IL 60017-2387 Alliant Credit Union 11545 W. Touhy Avenue Chicago, IL 60666