IRS Notice Decoder Library (Notices, Levies, and Resolution Options)
The IRS sends millions of notices every year, ranging from simple reminders to final intent to levy. Understanding the specific notice code (found in the top right corner) is the first step in stopping interest, penalties, and asset seizure. This library provides direct breakdowns of the most common IRS notices, their enforcement timelines, and the safest resolution paths.
The IRS Notice Decoder Library
IRS Notices (Collection Notice Sequence)
- CP14 — Balance Due (first notice)
- CP503 — Balance Due (escalation)
- CP504 — Final Notice / intent to levy
- LT11 / Letter 1058 — Final notice + CDP hearing rights
- CP90 — intent to levy (federal payments / Social Security issues)
IRS Notices (High‑Intent “Emergency” Pages)
- IRS lien vs IRS levy: what’s the difference?
- How to stop an IRS bank levy (21‑day holding period)
- How to stop an IRS wage garnishment (wage levy)
- IRS refund offset: will they take my refund?
- Can the IRS revoke my passport for tax debt?
Resolution Paths (Pay, Settle, or Pause Collections)
- Do I qualify for an IRS Offer in Compromise (OIC)?
- How the IRS calculates Reasonable Collection Potential (RCP)
- Currently Not Collectible (CNC): hardship status
- IRS installment agreement options (payment plans)
- OIC rejected: what to do next
Compliance & Strategy (Fix the blockers)
- Unfiled returns: how many years must I file?
- Substitute for Return (SFR): what it is and how to fix it
- IRS 10‑year statute (CSED): what it means and what pauses it
- Penalty abatement / First‑Time Abate (FTA)
- IRS tax trouble: what to do first (before you call the IRS)
Can’t find your notice code?
- Instant Triage: Use IRS Decoder to identify your notice and see your enforcement timeline.
- Expert Review: Text a photo of the top right corner of your letter to (469) 252-8832. I’ll tell you where you are on the enforcement clock and your safest next move.
Allen Lenth, EA, MBA
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“Knowledge is power.” — Francis Bacon
“But without faith it is impossible to please him…” — Hebrews 11:6