[Code of Federal Regulations] [Title 25, Volume 1] [Revised as of April 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 25CFR135.4] [Page 360] TITLE 25--INDIANS CHAPTER I--BUREAU OF INDIAN AFFAIRS, DEPARTMENT OF THE INTERIOR PART 135--CONSTRUCTION ASSESSMENTS, CROW INDIAN IRRIGATION PROJECT--Table of Contents Subpart A--Charges Assessed Against Irrigation District Lands Sec. 135.4 Time of payment. Annual assessments shall be paid by the Districts to the United States, one-half thereof on or before February 1 and one-half thereof on or before July 1 following, of each year commencing with the calendar year 1952.