Command Codes
Freeze Codes
Timeframes
SERP
$$$
100

These 3 command codes display IMF entity info.

What is IMFOLE, ENMOD, INOLES?

100

A TC 971 AC 010 can set what freeze code?

What is -A?

100

Taxpayer calls in on 1/20/26 regarding correspondence they mailed in on 1/10/26, you see an open TPRQ control with received date 1/15/26, what timeframe do you provide the taxpayer?

What is 30 days from received date?

100

What Tab or link on SERP do you select to find SNIP?

What is Forms, Letters, and Pubs?


100

What is the irm Nayeli keeps telling you to always have up when answering refund calls? 

What is 21.4.1.4 Refund Inquiry Response Procedures? 

200

You can input narratives for unpostables using this command code.

What is UPCASZ?


200

Generates when a check is returned as undeliverable by the post office

What is S-?

200

Taxpayer calls on 1/26/26 states their bank returned their refund to the IRS on 1/23/26 due to their account closing, what do you advise the taxpayer?

What is It will take approximately 3 weeks for the IRS to receive the funds back from the bank once the funds are received back from the bank, the refund will be reissued in the form of a paper check, and they should receive their paper check within 5 weeks from the RFND-PAY-DATE of the original refund?

21.4.1.5.7.1(6, if then 4)

200

What contains Section 1 through Section 16?

What is Document 6209?

200

What address do you provide a taxpayer that lives in Colorado and is mailing a Form 1040-X regardless of a payment or not?

What is Department of the Treasury Internal Revenue Service Ogden, UT 84201-0052?

300

You can view IDT indicators on at least these 2 command codes.

What is ENMOD, TRDBV?

300

The freeze holds the unallowable portion of the refund.

What is -Q?

300

For what type of case/claim do you provide the current timeframe of 623 days and what irm did you use to provide this timeframe?

What is IDT and irm 25.23.2.2.3 IDT Case Processing Time Frames?

300

What tool can you use if you must provide tax law related assistance to the taxpayer?

What is ITLA?

300

What number and hrs of op. of this department do you provide the taxpayer when their amended return is under category MEFI and it is past the normal timeframe?

What is International (Taxpayer Customer Service) 267-941-1000, M-F, 6:00 a.m. - 11:00 p.m. Eastern Time?

400

You can see during what tax year the taxpayer was disallowed for the EIC on this command code. 

What is IMFOLE?

400

You advise the taxpayer to call 866-897-3315, (hours of operation between 7:00 A.M. and 7:00 P.M., Central Time) ... due to what freeze and indicator? 

What is -R, TDI?

400

Taxpayer calls in requesting about their ippin application they filed 60 days ago, what timeframe do you advise the taxpayer? 

What is 587 days?

400

How do you get to the Fresno Accounts Management Job Aids?


What is Local/Sites/Others-Local Site Documents-Fresno IRS Campus (10)- Accounts Management Homepage-Quality?

400

Taxpayer calls in stated they received a Lock-in letter, to what department do you refer them and what number/hrs of op do you provide?

What is Withholding Compliance 855-839-2235 M-F, 8:00 a.m. - 5:00 p.m. local time; Alaska & Hawaii follow Pacific Time? 

500

Refunds/overpayments/credits are moved here if unclaimed after RSED expired.

What is XSINQ?

500

Sets when a taxpayer has more payments posted on the account than they claimed on their return.

What is J-?

500

The unpostable is closed and the unpostable is due to transaction code (TC) 150/976/977, what is the timeframe given to the taxpayer?

What is may take up to 16 weeks from the closing date for processing?

500

How do you retrieve Kansas City Statute Fax number 855-620-5799? 

What is Who/where- Form 4442 Referral Fax Numbers?

500

Taxpayer is requesting a tax return transcript for tax year 2021, do you take action? if so, what action do you take? if no action is taken, what do you advise the taxpayer?

What is return transcripts are only available for the current year, and returns processed during the prior three processing years, you may file Form 4506-T to request any previous years? 

21.2.3.3.1