IRS NOTICE REFERENCE
Understanding Your Letter 6591
You may qualify to receive the Child Tax Credit (CTC), or receive additional Child Tax Credit, for 2021, but you need to file a 2021 income tax return to claim the credit. This change is just for 2021 and allows you to r…
General information only. Not legal or tax advice.
Notice details
- Notice code
- Letter 6591
- Category
- Refund and adjustment
- Severity tier
- Tier 1 — Routine. Informational or administrative notice; no response typically required.
- Governing law
- §6213(b); §6402 (Internal Revenue Code sections)
- Source
- IRS.gov — Understanding Your IRS Notice
What this notice is
You may qualify to receive the Child Tax Credit (CTC), or receive additional Child Tax Credit, for 2021, but you need to file a 2021 income tax return to claim the credit. This change is just for 2021 and allows you to receive the credit even if you had little or no income in 2021.
Source: IRS.gov. Reproduced for reference. General information — not legal or tax advice.
What the IRS says to do
Follow the If/Then chart shown on your letter to determine any next actions.
This is the IRS’s own guidance reproduced from the IRS notice page. It describes the IRS’s process — it is not legal or tax advice from TaxRiskOS.
Official IRS reference
Read the official notice page on IRS.gov: https://www.irs.gov/individuals/understanding-your-letter-6591
Related tools
TaxRiskOS is workflow software for practitioners — it captures the notice, computes the deadline, surfaces the escalation tier, and builds a document checklist. It documents process; it does not give advice or draft responses.
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