On December 6, 2012, a Notice of Violation was issued to Lakeland Medical Center for a Severity Level III violation involving the failure to ensure that a written directive to administer I-131 sodium iodide greater than 30 microcuries was signed by an authorized user as required by 10 CFR 35.40(a). Specifically, on three separate occasions, one each on February 28, February 29, and March 20, 2012, 2-milicurie diagnostic dosages of I-131 sodium iodide were administered and the individual that signed the written directives was not listed as an authorized user.