Conn. Gen. Stat. § 53-133: Unlawful alteration or disposal of rental electric storage batteries.

Any person other than the owner who removes, defaces, alters or destroys, or causes to be removed, defaced, altered or destroyed, the word “rental” or any other word or identifying mark printed, painted, stamped upon or attached to any electric storage battery or sells or gives or attempts to sell or give to any person any electric storage battery so marked or, without the written consent of the owner, retains in his possession any electric storage battery so marked, with intent to keep or dispose of the same by sale or gift, or any person who buys from any person other than the owner any electric storage battery so marked, shall be fined not more than one hundred dollars.