Terms & Definitions
Command Codes
IAT tools
TXMODA
I would look here...
100

This is a database of all permanent tax records.

What is Master File?

100

These three codes provide entity information.

What are INOLE, ENMOD, & BMFOLE?

100

A quick way to access different pages of IDRS, instead of typing in commands 

What is QuickCC?

100

This section on TXMODA contains the original return data.

What is Return Transaction section?

100

...to search an index of codes I come across on IDRS.

What is the CSI tool, aka "Smoking man", "Sherlock", "Smoking Joe", "CSI guy"?

200

This is used to preform case research, case controls, data requests, account updates, and generation of letters and notices.

What is IDRS?

200

This provides a summary screen showing all open issue modules on IDRS.

What is SUMRY?

200

A tool used to aid in researching entity information when the EIN is not available.

What is Name Search?

200

This section the contains basic information such as TIN, freeze codes, IDRS status codes, and open control information.

What is Heading Section?

200

...on TXMODA for a history item, or open controls.

What is control base and history section?

300

This is a program that can read information from the IDRS screen and automates the initiation of command codes to the IDRS system.

What is IAT?

300

This command will create an IDRS module for any specific period not currently on IDRS. Definer C for control and definer D for dummy module.

What is MFREQ?

300

This tool helps with assigning control bases and updating activity codes.

What is ACTON?

300

This section contains data unique to each form.

What is posted return information?

300

...to see an overview of the taxpayer's account with current activity and open issues.

What is CC SUMRY?

400

These transactions require corrective action before they can post to Master File.

What is unpostable?

400

This command provides a summary screen list of MFTs and tax periods on BMF accounts.

What is BMFOLI?

400

This tool is mandatory when inputting an adjustment.

What is REQ54?

400

This section shows every TC input on the module by cycle date.

What is posted transaction section?

400

...on SERP to look up info on IDRS processing codes.

What is Document 6209?

500

This is a three-digit code used to identify actions taken to a taxpayer’s account on IDRS.

What is a TC, transaction code?

500

This command is the manual way of inputting a control base or narrative when AMS is not available.

What is ACTON?

500

True or False: IAT Settings can be used to customize many of the tools.

True, most tools can be customized, ie, color coding on QuickCC tool, or the order of sections on REQ54.

500

This section shows transaction that are unpostable or have not posted to the module yet.

What is pending transaction section?

500

...to verify a third-party authorized on a Form 8821.

What is CFINK!/CFINK?