1800TaxSupport Blog

IRS notices, explained by people who actually read them for a living.

Plain-English guides to the letters the IRS sends before things get serious — plus honest answers on cost and process. No scare tactics, no jargon.

Latest guides

IRS Notice

CP2000 Notice: What It Means & How to Respond

A CP2000 isn't a bill and it isn't an audit — but ignoring it turns into both. Here's your deadline and your real options.

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IRS Notice

CP503 & CP504: Collection Is Accelerating

What separates a second reminder from a state refund levy warning — and how to stop the escalation before it reaches a final notice.

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Final Notice

CP90 & CP297: Final Notice of Intent to Levy

This is the notice that starts a 30-day clock on your right to a Collection Due Process hearing. Here's how to use it.

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Pricing

How Much Does Tax Resolution Actually Cost?

Fee models, realistic ranges by service, and the red flags that mean a firm is overcharging or overpromising.

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IRS Notice

IRS Notices Explained: What Every Letter Number Means

CP2000, CP503, CP504, CP90, CP134B and more — a plain-English guide to reading the code in the corner of any IRS envelope.

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Tax Debt

Tax Debt Options: What You Can Actually Do When You Owe the IRS

Installment agreements, Offer in Compromise, Currently Not Collectible status, and more — every real path to resolving what you owe.

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IRS Notice

CP81 / CP081B Notice: There's a Credit Waiting — and a Clock Running

The IRS is holding a credit that's yours, but won't release it until you file a missing return. Here's the statute-of-limitations risk.

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IRS Notice

CP140 Notice: Your Account Was Assigned to a Collection Agency

What's real, what's a scam, and how to verify a private collection agency contact before you respond.

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Business

CP134B Notice: Payroll Tax Deposit Discrepancy

Your Form 941 deposits don't match IRS records. Here's what causes it and why payroll tax issues carry personal liability risk.

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