Section [Code of Federal Regulations] [Title 9, Volume 1] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 9CFR2.4] [Page 16] TITLE 9--ANIMALS AND ANIMAL PRODUCTS CHAPTER I--ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE PART 2_REGULATIONS--Table of Contents Subpart A_Licensing Sec. 2.4 Non-interference with APHIS officials. A licensee or applicant for an initial license shall not interfere with, threaten, abuse (including verbally abuse), or harass any APHIS official in the course of carrying out his or her duties.