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Integrated Data Retrieval System (IDRS) and Corporate Files On-Line (CFOL) Acronyms and…

Internal Revenue Manual Part 8. Appeals · 2026-10-03 edition · updated 2026-10-04 · United States

Acronym/CC

Acronym/CC Definition

IDRS

Integrated Data Retrieval System

ADD24

IDRS CC used to transfer credit to a Dummy account or when a secondary TC is required.

ADD34

IDRS CC used to transfer credit between modules when no secondary TC is required.

ADD48

IDRS CC used to transfer Overpayment Credit Elect, Refund Repayment, Substantiated Credit Allowances or Withholding/FICA Credit.

ADJ54

IDRS CC used to adjust tax, penalty, interest, credit and reference items on a taxpayer’s account.

BNCHG

IDRS CC generated by CC ENREQ for a BMF/NMF and EPMF entity change.

CFOL

Corporate Files On-Line

CC

Command Code

MF

Master File

ACTON

IDRS CC used to open, update and close an IDRS control base

BMFOL

CFOL CC used to research a business taxpayer's account information

CFINK

CFOL CC used to research Power of Attorney (POA) information on the Centralized Authorization File (CAF)

ENMOD

IDRS CC used to research a taxpayer's entity information

ENREQ

IDRS CC used to open a CC INCHG or BNCHG input screen.

ESTAB

IDRS CC used to enter requests for original paper documents, copies, information, etc. The kind of request made depends on the request code input with CC ESTAB.

IDT48

IDRS CC used to reverse a fraudulent refund to the taxpayer affected by ID THEFT.

IDT58

IDRS CC used to reverse a partial refund to the taxpayer affected by ID THEFT.

IMFOL

CFOL CC used to research an individual taxpayer's account information

INCHG

IDRS CC generated by CC ENREQ for an IMF entity change.

INOLES

CFOL CC used to research a taxpayer's entity information

ISTSRA

ISTSR with Definer A displays a case with all its data fields, stages and comments.

REQ54

IDRS CC used to open CC ADJ54 format screen.

REQ77/FRM77

IDRS CC used to input miscellaneous transaction codes to the tax module

SPARQ

CFOL CC used to research a more current address of a former spouse associated with a prior year Married Filing Joint Form 1040.

STAUP

IDRS CC used to update/suspend MF Status for modules that are or have been balance due modules. Command Code STAUP is valid for IMF, BMF, IRAF, and NMF.

TERUP

IDRS CC used to delete all or part of the entries made to a specific account by a specific employee.

TSCHG

PCS CC used to effect changes to PICF data elements.

TSCLS

PCS CC used to close the partnership/partner linkage

TXMODA

IDRS CC used to display a taxpayer's account, monitor account updates, and research pending, posted and unpostable transaction codes.

XSINQ

IDRS CC used to research the Excess Collections File

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▸Contents — Internal Revenue Manual Part 8. Appeals

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