[Code of Federal Regulations] [Title 50, Volume 6] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 50CFR21.1] [Page 56] TITLE 50--WILDLIFE AND FISHERIES CHAPTER I--UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR (CONTINUED) PART 21_MIGRATORY BIRD PERMITS--Table of Contents Subpart A_Introduction Sec. 21.1 Purpose of regulations. The regulations contained in this part supplement the general permit regulations of part 13 of this subchapter with respect to permits for the taking, possession, transporation, sale, purchase, barter, importation, exportation, and banding or marking of migratory birds. This part also provides certain exceptions to permit requirements for public, scientific, or educational institutions, and establishes depredation orders which provide limited exceptions to the Migratory Bird Treaty Act (16 U.S.C. 703-712). [54 FR 38150, Sept. 14, 1989]