27 CFR § 70.447 - Assessments.

---
identifier: "/us/cfr/t27/s70.447"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "27 CFR § 70.447 - Assessments."
title_number: 27
title_name: "Alcohol, Tobacco Products and Firearms"
section_number: "70.447"
section_name: "Assessments."
chapter_name: "ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY"
subchapter_number: "F"
subchapter_name: "PROCEDURES AND PRACTICES"
part_number: "70"
part_name: "PROCEDURE AND ADMINISTRATION"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 301 and 552; 26 U.S.C. 4181, 4182, 5123, 5203, 5207, 5275, 5367, 5415, 5504, 5555, 5684(a), 5741, 5761(b), 5802, 6020, 6021, 6064, 6102, 6109, 6155, 6159, 6201, 6203, 6204, 6301, 6303, 6311, 6313, 6314, 6321, 6323, 6325, 6326, 6331-6343, 6401-6404, 6407, 6416, 6423, 6501-6503, 6511, 6513, 6514, 6532, 6601, 6602, 6611, 6621, 6622, 6651, 6653, 6656-6658, 6665, 6671, 6672, 6701, 6723, 6801, 6862, 6863, 6901, 7011, 7101, 7102, 7121, 7122, 7207, 7209, 7214, 7304, 7401, 7403, 7406, 7423, 7424, 7425, 7426, 7429, 7430, 7432, 7502, 7503, 7505, 7506, 7513, 7601-7606, 7608-7610, 7622, 7623, 7653, 7805."
regulatory_source: "T.D. ATF-6, 38 FR 32445, Nov. 26, 1973, unless otherwise noted."
cfr_part: "70"
---


# 70.447 Assessments.

Where the evidence disclosed by investigation establishes that additional or delinquent tax liability has been incurred and not paid, the appropriate TTB officer will list the tax as an assessment. Notification and demand for payment of assessed taxes will be issued to the taxpayer by the appropriate TTB officer.

[T.D. ATF-301, 55 FR 47654, Nov. 14, 1990]