COMMAND CODES
FORMS & SCHEDULES
FREEZE CODES
WHO'S LINE?
General Info.
100

This Command Code is used to verify the Taxpayer's Date of Birth.

What is CC INOLE?

100

This is the federal tax form Meant for Senior Citizens

What is Form 1040SR?

100

This freeze code prevents Credit Interest from being generated.

What is the I- Freeze?

100

Taxable Income is located on this line on 2023 Form 1040.

What is Line 15?

100
This is a 14 Digit number assigned to a tax return.

What is a DLN?

200

This CC allows a CSR to view pending account information.

What is CC TXMOD?

200

This Schedule is used to report Itemized Deductions.

What is Schedule A?

200

TC 971 WITH ACTION CODE (AC) 010 OR AC 012-015.

What is -A Freeze?

200

Self-employment Tax is reported on this Schedule and line.

What is Schedule 2, Line 4?

200

Taxpayers with this filing status cannot claim EIC.

What is Filing Status 3 (Married Filing Separately)?

300

This CC displays amounts the TP reported on their original return AND the IRS corrected amount.

What is RTVUE?

300

This Schedule is used to report eligible children for Earned Income Credit (EIC)

What is Schedule EIC?

300

A manual refund is issued (usually for expedite and/or hardship reasons) with no Transaction Code (TC) 150 posted on the account.

What is -X freeze?

300

W-2 Wages are reported on this line on 2023 Form 1040.

What is Line 1a?

300

The four main questions for BASIC disclosure.

What is TIN, NAME, ADDRESS, AND DATE OF BIRTH

400

This CC is used to research cases with EXAM involvement.

What is CC AMDIS?
400

This Form is used to make a change to previously filed tax return.

What is Form 1040X?

400

If the TP has a credit balance, a TC 290 for .00 with a Hold Code 1,2 or 4 will cause this Freeze.

What is a -K Freeze?

400

Business Income (or loss) is reported on this line Schedule on 2023 Form 1040

What is Sch 1, Line 3?

400

You should pay attention to this to prevent a missed assessment.

What is The ASED?

500

This CC displays Power of Attorney information.

What is CC CFINK?

500

This Form MUST be attached if a Taxpayer is claiming Education Credits.

What is Form 8863?

500

When a taxpayer’s return is changed or corrected during processing, or by a Transaction Code (TC) 290, blocking series 77/78, adjustment.

What is -G Freeze?

500

1/2 of the Self Employment Tax is reported on this Form/line on the TY 2023 Form 1040.

What is Schedule 1, Line 15?

500

Generally, the IRS Statute of Limitations for Collections is this long.

What is 10 years?

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