Definition
Transaction Code 150. Indicates that the original return was filed and the tax was assessed. The TC-150 date is the starting point for CSED calculation.
What it means for your account
Every collection-statute clock starts here. If TC-150 is missing, the year may be unfiled or SFR — do not quote a program until assessment posture is clear.
Related codes
Where Brevitax uses it
Brevitax reads these postings from account transcripts and surfaces them as plain-language timeline events and attention items — not as a raw code list. Upload transcripts or have Brevitax request them, then see TC-150 in context on your dashboard.
Common questions
What does TC-150 mean on an IRS transcript?
Transaction Code 150. Indicates that the original return was filed and the tax was assessed. The TC-150 date is the starting point for CSED calculation.
Why does TC-150 matter for tax resolution?
Every collection-statute clock starts here. If TC-150 is missing, the year may be unfiled or SFR — do not quote a program until assessment posture is clear.
Where do I find TC-150 on my account transcript?
Look for transaction code 150 in the posting sequence for the tax year. Transaction Code 150. Indicates that the original return was filed and the tax was assessed. The TC-150 date is the starting point for CSED calculation.