Plain-English translation of this IRS notice — what it means, what happens if you ignore it, and exactly what to do.
What the IRS says
Second reminder of an unpaid balance — marked urgent. The IRS is escalating.
What it actually means
In plain English: The tone changed. This is the IRS saying: we've reminded you twice, this is getting serious. The next step after this is CP504 — a final notice before they can seize (levy) assets.
Deadlines
Respond within 10 days of the notice date.
What to do
Pay now or start a payment plan immediately.
Call the number on the letter if you need more time — but call, don't wait.
If this is a hardship situation, ask about Currently Not Collectible status or an Offer in Compromise.
Key facts
Series position
2nd reminder (urgent)
Respond within
10 days
Next if ignored
CP504 — Final Notice of Intent to Levy
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Informational only — not tax or legal advice. Verify everything at irs.gov or with a qualified professional.