26 CFR Part 400

4 sections.

§ 400.1-1
Refiling of notice of tax lien
§ 400.2-1
Discharge of property by substitution of proceeds of sale; subordination of lien
§ 400.4-1
Notice required with respect to a nonjudicial sale
§ 400.5-1
Redemption by United States

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.