IRS Letters and Forms
CP560B

CP560B — ATIN Extension Notice – We have granted your request for an Extension for your Adoption Taxpayer Identification Number (…

What this IRS notice code means, and what to check before you reply.

What to do next

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CP560B

Read the notice carefully and note any deadline. Gather returns, notices, and payment records. Book a free strategy session before responding if the amount is large, unclear, or collection language appears.

What the IRS language says

ATIN Extension Notice – We have granted your request for an Extension for your Adoption Taxpayer Identification Number (ATIN)

What it usually means

CP560B is in our IR Manual catalog. Official wording is dense — we translate it for business owners and individuals and map realistic next steps.

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