Conn. Gen. Stat. § 22-303
Brucellosis vaccination.
(b) The state shall not be liable for any damages incurred or alleged to have been incurred by the use of any vaccine.
(c) No person, firm or corporation, and no agent or employee of any corporation, shall possess any brucellosis vaccine or any product containing any Brucella organisms unless written permission has been obtained from the commissioner.
(d) No female bovine animal over the maximum vaccination age, as established by the commissioner in accordance with the uniform methods and rules for brucellosis eradication of the United States Department of Agriculture, shall be vaccinated with Brucella abortus vaccine. Brucellosis vaccine or any product containing any Brucella organisms shall not be shipped into the state except upon written permission of the commissioner.