[Code of Federal Regulations] [Title 10, Volume 1] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR34.85] [Page 561] TITLE 10--ENERGY CHAPTER I--NUCLEAR REGULATORY COMMISSION PART 34--LICENSES FOR INDUSTRIAL RADIOGRAPHY AND RADIATION SAFETY REQUIREMENTS FOR INDUSTRIAL RADIOGRAPHIC OPERATIONS--Table of Contents Subpart E--Recordkeeping Requirements Sec. 34.85 Records of radiation surveys. Each licensee shall maintain a record of each exposure device survey conducted before the device is placed in storage as specified in Sec. 34.49(c), if that survey is the last one performed in the workday. Each record must be maintained for 3 years after it is made.