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IRS

Tax Module

Part of a taxpayer's account which reflects tax data for one tax class (MFT) and one tax period. For example:

MFT

Tax Module

Part of a taxpayer’s account which reflects tax data for one tax class (MFT) and one tax period. For example:

  1. Taxpayer has filed 3 Forms 1120, 12 Forms 941 and 3 Forms 940 within a three year period. He has only one account on the Master File but 18 tax modules.
  2. Taxpayer filed 3 Forms 1040. There is only one account but 3 tax modules.