[Code of Federal Regulations] [Title 31, Volume 2] [Revised as of July 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 31CFR203.21] [Page 20] TITLE 31--MONEY AND FINANCE: TREASURY CHAPTER II--FISCAL SERVICE, DEPARTMENT OF THE TREASURY PART 203_PAYMENT OF FEDERAL TAXES AND THE TREASURY TAX AND LOAN PROGRAM--Table Subpart D_Investment Program and Collateral Security Requirements for Treasury Tax and Loan Depositaries Sec. 203.21 Scope of the subpart. This subpart provides rules for TT&L depositaries on crediting main note balances under the various payment methods; debiting main note balances; maintaining term note balances; and pledging collateral security. [67 FR 11576, Mar. 15, 2002]