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Why the IRS audits some industries way more than others, the National Research Program decoded

by Noah Green CPA CFE | Apr 9, 2026 | Behind the IRS Curtain

Thread: A (Behind the IRS Curtain) A general contractor with $400,000 in Schedule C gross receipts and a software consultant with $400,000 in Schedule C gross receipts file roughly comparable returns in roughly comparable years. The contractor has a meaningfully...

CDP Notice of Determination + the Tax Court §6330(d) Appeal Path

by Noah Green CPA CFE | Apr 9, 2026 | Sheepdog Tax Resolution Daily, Tax Resolution

The Notice of Determination is the document that closes a Collection Due Process hearing. It articulates Appeals’ decision on the issues raised at the hearing, collection alternative, lien withdrawal, levy release, underlying liability where...

The IRS Collection Notice Ladder: CP14 → CP501 → CP503 → CP504 → LT11

by Noah Green CPA CFE | Apr 7, 2026 | IRS Notices, Sheepdog Tax Resolution Daily

A taxpayer who files a return showing tax due but does not pay enters a predictable five-stage notice sequence over the next several months. Each notice carries distinct legal consequences, distinct response options, and a distinct procedural status. Treating the...

Form 433-A vs 433-B vs 433-F: When Each Is Required

by Noah Green CPA CFE | Apr 4, 2026 | Sheepdog Tax Resolution Daily, Tax Resolution

The form choice is not the taxpayer’s preference, it is determined by the collection function handling the case, by the type of taxpayer, and by the program being pursued. The fast answer for most situations fits in four rows: Case postureForm ACS / individual /...

What happens inside the IRS when a return gets flagged, the 14-day journey from filing to follow-up

by Noah Green CPA CFE | Apr 2, 2026 | Behind the IRS Curtain

Thread: A (Behind the IRS Curtain) A small-business owner files her return on a Thursday afternoon in March. By Friday morning she has the IRS e-file acceptance email. By Friday evening she is checking the “Where’s My Refund?” tracker on her phone...
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Call: (888) 533-3495 | noah@sheepdogtax.com

Sheepdog Tax and Sheepdog Tax Resolution are brands of Sheepdog Prosperity Partners LLC, a Texas limited liability company. The CPA title on this site refers only to Noah Green, individually licensed as a certified public accountant in Texas. This firm is not a CPA firm and its services are not regulated by the Texas State Board of Public Accountancy. An engagement with Sheepdog Prosperity Partners LLC begins only with a signed Master Services Agreement and per-matter Statement of Work. Information on this site is general and is not tax advice. © 2026 Sheepdog Prosperity Partners LLC Company, brands, and payment information.

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