You may not register a firearm on the weekends, but the police may prosecute you at that time.
Sec. 14-58. Slingshots, similar devices. It shall be unlawful to shoot gravel, shot or marble, or any other thing out of a gravel shooter, blow gun or marble sling, or other device or implement of like character. (Code 1914, § 652)
General Statutes of Connecticut, Revised to 1997 Title-53 – Crimes Sec. 53-204. Hunting or discharging firearm from public highway. Any person who hunts or discharges any firearm from any public highway shall be fined not more than one hundred dollars. This section shall not apply to any law or conservation enforcement officer in the performance…