IRS NOTICE REFERENCE
Understanding your CP99B notice
We received notification that you recently returned your clean vehicle to the dealer. We received the value of the transferred clean vehicle credit from the dealer.
General information only. Not legal or tax advice.
Notice details
- Notice code
- CP99B
- Category
- Refund and adjustment
- Severity tier
- Tier 1 — Routine. Informational or administrative notice; no response typically required.
- Governing law
- §6213(b); §6402 (Internal Revenue Code sections)
- Source
- IRS.gov — Understanding Your IRS Notice
What this notice is
We received notification that you recently returned your clean vehicle to the dealer. We received the value of the transferred clean vehicle credit from the dealer.
Source: IRS.gov. Reproduced for reference. General information — not legal or tax advice.
Official IRS reference
Read the official notice page on IRS.gov: https://www.irs.gov/individuals/understanding-your-cp99b-notice
Related tools
TaxRiskOS is workflow software for practitioners — it captures the notice, computes the deadline, surfaces the escalation tier, and builds a document checklist. It documents process; it does not give advice or draft responses.
Check this notice’s deadline (free tool)