Restricting the possession of weapons on the premises of state or local public buildings, parks or playground facilities where children are likely to be present, and county fairs and county fair facilities.

The definition of 'weapon' was expanded to explicitly include slungshots, sand clubs, metal knuckles, and specific types of knives, while removing the reference to explosives.

The exemption for people licensed to carry concealed firearms was broadened to apply to more subsections of the law, including those related to color guards and honor guards.

The bill number was changed from S-0049.3 to S-0677.1, and the date it was read first time was updated from January 13, 2025, to January 17, 2025.

The sponsor information was updated to reflect that the bill is now sponsored by the Senate Law & Justice committee, with the original individual sponsors listed as secondary.

Added an exemption allowing museums to possess firearms for official duties, exhibitions, curation, and donations.

Changed the bill title from 'Substitute Senate Bill' to 'Second Substitute Senate Bill' and updated the sponsoring committee from Law & Justice to Transportation.

Updated the 'Read First Time' date from January 17, 2025, to February 28, 2025.