- 2.3.38 Command Code TXCMP
- 2.3.38.1 Program Scope and Objectives
- 2.3.38.1.1 Background
- 2.3.38.1.2 Authority
- 2.3.38.1.3 Roles and Responsibilities
- 2.3.38.1.4 Program Management and Review
- 2.3.38.1.5 Program Controls
- 2.3.38.1.6 Terms and Acronyms
- 2.3.38.1.7 Related Resources
- 2.3.38.2 Error Responses: CC TXCMP
- 2.3.38.3 Valid Response: CC TXCMP
- Exhibit 2.3.38-1 Command Code TXCMP
- Exhibit 2.3.38-2 Command Code TXCMPR
- Exhibit 2.3.38-3 Command Code TXCMP
- Exhibit 2.3.38-4 Command Code TXCMP
- 2.3.38.1 Program Scope and Objectives
Part 2. Information Technology
Chapter 3. IDRS Terminal Responses
Section 38. Command Code TXCMP
2.3.38 Command Code TXCMP
Manual Transmittal
October 10, 2023
Purpose
(1) This transmits revised IRM 2.3.38, IDRS Terminal Responses, Command Code TXCMP.
Material Changes
(1) IRM 2.3.38.1 has been revised to include mandatory Internal Controls.
(2) IRM 2.3.38.1 has been updated to reflect the added computation of tax rates for Tax Year 2021 and the deletion of computation capability for Tax Years prior to 2014.
Effect on Other Documents
IRM 2.3.38, dated December 04, 2020, is superseded.Audience
LMSB, SB/SE, TE/GE, W&I.Effective Date
(10-10-2023)
Kaschit Pandya
Acting, Chief Information Officer
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Overview: This IRM section provides an overview of the TXCMP Command Code.
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Purpose: This IRM contains procedural steps for use of the TXCMP Command. Command Code TXCMP is used by IRS employees to calculate individual income tax liability using the Tax Rate Schedules
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Audience These procedures apply to IRS employees who are responsible for the processing of TXCMP records. These employees are located in the following areas: Large & Medium-Sized Business, Small Business/Self-Employed, Tax-Exempt & Government Entity’s, and Wage & Investment
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Policy Owner: The Chief Information Officer (CIO) is responsible for overseeing all aspects of our systems that operate the nation’s tax infrastructure.
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Program Owner: IT
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Primary Stakeholders: Large & Medium-Sized Business, Small Business/Self-Employed, Tax-Exempt & Government Entity’s, and Wage & Investment.
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Program Goals: This IRM provides the fundamental knowledge and procedural guidance for employees who work with TXCMP records. By following the processes and procedures provided by this IRM, employees will process TXCMP records in a manner that follows IRS policy and procedures while promoting the best interests of the Government.
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This IRM and the contained sections provide the user the necessary information on how to use the command code TXCMP
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The TXCMP programmer is responsible for
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Review and implementation of work requests that affect TXCMP
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Updating the contents of this IRM
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Program Reports CC TXCMP is a non-database program. It does not produce reports
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Program Effectiveness Command Code TXCMP is a computational program. TXCMP must operate within the constraints of the Real time Operating System.
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Command Code TXCMP has the following error messages:
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INVALID DEFINER—The Command Code definer was not "R" or blank.
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DATA IN NON-INPUT FIELD—PLEASE CORRECT—The fields following the input data have to be blanks.
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PLEASE CORRECT INVALID DATA—At least one of the input elements is invalid. An asterisk will appear after the invalid elements. Correct the invalid condition and re-enter.
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Command Code with definer "R" will generate an input screen format for TXCMP.
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Upon completion of the tax liability computation, tax due will appear on line 7. As shown in See Exhibit 2.3.38-4..
Input Display

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Record Element Description
Item | Line | Position(s) | Description |
---|---|---|---|
1 | 1 | 1–5 | COMMAND CODE—TXCMP |
2 | 1 | 6 | CC-DEFINER—R or blank |
Response Screen

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Record Element Description
Item | Line | Position | Description |
---|---|---|---|
1 | 1 | 1–5 | COMMAND CODE—TXCMP |
2 | 2 | 1–4 | Literally |
3 | 3 | 1 | Literal—F |
4 | 4 | 1–18 | Literal—$$$$$$$$$$$$$$$$$$ |
Input Screen

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Record Element Description
Item | Line | Position | Description |
---|---|---|---|
1 | 1 | 1–5 | Literal—TXCMP |
2 | 2 | 1–4 | Tax-Year—must be one of the following, 2019 ,2020 or 2021 or 2022. |
3 | 3 | 1 | Filing Status—values are |
1 = Single | |||
2 = Married filing jointly | |||
3 = Married filing separate | |||
4 = Head-Of-Household | |||
5 = Surviving spouse | |||
4 | 4 | 1–18 | Taxable Income—dollars & cents, edited and left justified |
Response Screen

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Record Element Description
Item | Line | Position | Description |
---|---|---|---|
1 | 1 | 1–5 | Command Code—TXCMP |
2 | 2 | 1–4 | Tax-Year |
3 | 3 | 1 | Filing Status |
4 | 4 | 1–18 | TAXABLE INCOME |
5 | 7 | 1–6 | Literal = TAX IS |
6 | 7 | 8–19 | Tax Liability |