What this IRS notice code means, and what to check before you reply.
Start with these steps before you reply.
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.
Exam soft notice requesting confirmation that the taxpayer can claim a person as a dependent who is over the age of 23 and had reported gross income more than allowed for a dependent. Master File will contain a TC 971, Action Code (AC) 138.
CP87C is in our IR Manual catalog. Official wording is dense — we translate it for business owners and individuals and map realistic next steps.
Every notice in this library, sorted the way the IRS numbers them.