Yes, you can download MLS tax records into .csv(comma separated or comma delimited) file format, which is a format Address Manager can use to import data.
Below are instructions for importing the csv file.

Instructions for importing an Exported CSV file into Address Manager
• Start StatTrak Address Manager and select Import Names and Addresses from the Tools menu
• The Import box will display, choose Comma Delimited File
• Click the Browse button
• A Browse for Files window will display, navigate to the directory the file is located in.
• Click to select the file you had exported and then click Open.
• Back on the Import window click Import.
• A Comma Delimited Import screen will display
• Put a check mark in Skip 1st Row to skip the heading row
• Above each column is a ‘Click to Assign’ button, use this to assign each column of data to a field in Address Manager. Click on ‘Click to Assign’ and pick the field from the list which corresponds to the data in that column and click OK. You will see that ‘Click to Assign’ will change to the field name that you had chosen. ***Assign the Last Name column to both the Last Name field and the List By field***
• After assigning all the columns to an Address Manager field, click Import.
• Address Manager will check for duplicates and display a warning if it finds any, choose to replace or skip.