Public Conduct in San Marcos, TX (2026)
3 verified public conduct rules for San Marcos, Texas, sourced directly from the municipal code and official government pages.
Verified from official government sources
Loud Party Ordinance
San Marcos hosts must keep parties from turning into unruly gatherings, and can be fined up to $500 for excessive noise, blocked streets, or unchecked disorder.
San Marcos Loud Party Host Liability Law
Some RestrictionsSan Marcos City Code Sec. 34.702
It is unlawful for a host to fail: (1) To ensure that excessive noise is not produced from the host's party; ... or (5) To prevent the party from becoming an unruly gathering. ... A violation of any provision of subsection (a), (b), (c) or (f) of this section shall be punished, upon conviction, by a fine not to exceed $500.00 as provided by Section 1.015(b) of the San Marcos City Code.
Public Marijuana Use
San Marcos police are barred from citing or arresting for Class A or B misdemeanor marijuana possession under Sec. 54.101, except in felony narcotics or violent-felony investigations.
San Marcos Ends Marijuana Possession Citations
Few RestrictionsSan Marcos, TX Code of Ordinances Sec. 54.101(a)
San Marcos police officers shall not issue citations or make arrests for class A or class B misdemeanor possession of marijuana offenses, except in the limited circumstances described in subsection (b).
Public Alcohol Use
San Marcos bans open alcohol containers and public drinking in the Central Business Area from 10:00 p.m. to 2:15 a.m., with exceptions for vehicles, private buildings, and licensed premises.
San Marcos Downtown Open Container Ban
Some RestrictionsSec. 34.107
It is unlawful for a person to possess an open alcoholic beverage container or to consume an alcoholic beverage in a public place within the Central Business Area from 10:00 p.m. to 2:15 a.m. This provision does not apply to the possession of an open alcoholic beverage container or the public consumption of an alcoholic beverage in motor vehicles, buildings not owned or controlled by the City o...