PC 49 refers to a specific section of the California Penal Code that addresses the crime of "disorderly conduct." This law outlines various behaviors that can be considered disruptive or harmful to public peace, such as engaging in lewd conduct, soliciting prostitution, or using offensive language in public spaces. The purpose of PC 49 is to maintain order and protect the community from actions that may disturb the peace. Violations can result in misdemeanor charges, which may lead to fines or imprisonment, depending on the severity of the offense and the circumstances surrounding it.