Welcome to the City of Lake Saint Louis business license online payments website!

Please be aware that the online process will take a series of steps.  

Review and approvals are only made during regular City Hall business hours Monday - Friday 8:30am - 5:00pm (excluding holidays).

Please note that a 3% convenience fee is added when making an online payment (this fee is not assessed or received by the City).

Once you apply online you will be informed via email if any additional paperwork is required, if so you can submit it via one of the methods below:

  • email to CityClerk@lakesaintlouis.com 
  • fax 636-625-4229
  • bring/mail: Lake Saint Louis City Clerk, 200 Civic Center Drive, Lake Saint Louis, MO 63367

Click link below for the following services:

PLEASE READ - If you have an IT Dept within your company please check with them to ensure that noreply@municipalonlinepayments.com is a trusted/permitted email address prior to using this online portal.