CFR > Title 36 - Parks, Forests, and Public Property > CHAPTER XII—NATIONAL ARCHIVES AND RECORDS ADMINISTRATION > SUBCHAPTER A—GENERAL RULES (parts 1200 to 1212) > PART 1201—COLLECTION OF CLAIMS > SUBPART B—General Provisions. (§1201.10 to §1201.21) > 1201.21—May NARA's failure to comply with these regulations be used as a defense to a debt?