Mississippi: 3rd-Party Setup

Follow these simple steps to allow Taxually to file tax returns for your company:

Finding the Required Onboarding Information

• Log in to MS TAP

• Account IDs (per tax type):

  • Your registered tax accounts will be listed on the Summary tab 

  • Provide the 8-digit account IDs under each “Account” tile for each tax account (format: 1234-1234)

• Filing Frequency (per tax type):

  • Click File, View, or Amend Return within the necessary tax account tile

  • Review the return periods listed to determine your filing frequency

  • Click back to return to the home page

• Letter ID (per tax type):

  • Click the More Actions tab

  • Click the View Letters link

  • Pay attention to the Account ID column (if you have multiple tax accounts) because you need to provide the most recent Letter ID for each tax account (Sales Tax and Use Tax)

  • Open the most recent letter and copy the Letter ID from the header (top-right corner). 

    • The ID begins with an "L" followed by a 10-digit number. 

    • If the first letter you opened doesn’t have a Letter ID, continue to open other letters you find a Letter ID. Letter ID’s 

• Effective Registration Date, per tax type (Required for First Return Filings Only):

  • Click the More Actions menu tab

  • Click View Letters

  • Click the Search menu tab

  • Enter a Sent From date before your registration (example: year 1980) and click Search

  • Scroll all the way down and locate your Permit letter (for each tax account Sales Tax and/or Use Tax). 

  • Open it and provide us with the “Date Issued” date withing the actual permit on the second page of the letter

Need help?

We are here to support you! Please contact us