← ArticlesTax Litigation & Dispute Resolutions
Responding to an IRS Notice or Audit: CP2000, the 90-Day Letter, Appeals and Tax Court Deadlines
OCT 26, 2026·4 min read·Roshan R·United States
Got an IRS letter? Learn what a CP2000 and a notice of deficiency mean, how long you have to respond, how Appeals works and what happens if you miss the Tax Court deadline.
Sign in to read the full article
The rest of this article, plus member profiles and consultation requests, are available to signed-in users.