CP523 — Installment Agreement Default Notice
What This Notice Means
Your installment agreement is in default — either you missed a payment, failed to file a return, or incurred a new balance. The IRS may terminate your agreement.
Act before this deadline to avoid escalation to levies or liens.
What to Do
- 1
Make the missed payment immediately
- 2
Call the IRS to request reinstatement of your agreement
- 3
File any missing returns that caused the default
- 4
If your agreement is terminated, act fast to get a new one before enforcement begins
Guides That Can Help
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Book a free consultation now — an attorney will review your notice.
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$250 / 30 min
Credited toward your account if you retain us.
Book & Pay — $250 →Prefer to talk first? Call 914-214-9127