Requiring certain libraries, beginning January 1, 2026, to place an automated external defibrillator in a certain area and maintain the functionality of the automated external defibrillator and comply with the Public Access Automated External Defibrillator Program; granting certain immunities to libraries and individuals for certain acts or omissions under certain circumstances; requiring the Maryland Institute for Emergency Medical Services Systems to submit a certain report by December 1, 2026; etc.