IRS NOTICE REFERENCE
Understanding your CP147 notice
We previously notified you that we couldn't apply the full amount you requested to your estimated taxes. This notice advises you that we applied an additional part of that amount to your estimated tax.
General information only. Not legal or tax advice.
Notice details
- Notice code
- CP147
- 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)
- Statutory response window
- 60-day window — always confirm the exact deadline against the date printed on your notice.
- Source
- IRS.gov — Understanding Your IRS Notice
What this notice is
We previously notified you that we couldn't apply the full amount you requested to your estimated taxes. This notice advises you that we applied an additional part of that amount to your estimated tax.
Source: IRS.gov. Reproduced for reference. General information — not legal or tax advice.
What the IRS says to do
Read your notice carefully. It will show the amount we applied to the following year's taxes. It will also list the payments we've credited to your account for that tax period. You don't need to do anything if you agree with this notice. If you disagree with the notice, call the toll-free number on your notice within 60 days of the notice date.
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-cp147-notice
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.
Check this notice’s deadline (free tool)