(1) Income, estate, and gift taxes, and taxes imposed by chapter 41, 42, 43, or 44, see sections 6502(a) and 6503(a)(1).
(2) Employment and miscellaneous excise taxes, see .
For distraint proceedings against delinquent internal revenue officers, see .
(1) Stamps, marks and brands, see section 6807.
(2) Administration of real estate acquired by the United States, see section 7506.