The licensee may use a sealed source in a well without a surface casing for protecting aquifers only if the licensee follows a procedure for reducing the probability of the source becoming lodged in the well. The procedure must be approved by the Division pursuant to subparagraph (1)(c) of Rule 0400-20-12-.05 or by the U.S. Nuclear Regulatory Commission, a Licensing State or another Agreement State.

Authority: T.C.A. §§ 4-5-201, et seq., and 68-202-101, et seq. Administrative History: Original rule filed February 22, 2012; effective May 22, 2012.