Commuters trying to walk down into the Trianon-Masp subway station on Sunday evening ran straight into lowered metal gates and crowded sidewalks. The sudden stoppage caught people heading home off guard along Avenida Paulista, creating long lines and confusion right after a major political rally wound down.

The station closures sparked conflicting explanations between law enforcement and transit managers. According to the São Paulo Military Police, both the Trianon-Masp and Paulista stations were shut down due to crowding, vandalism, and property damage caused during crowd dispersal. Videos shared on social media showed graffiti on entrance walls and demonstrators climbing atop glass entrance canopies to wave flags. Officers also reported street friction near Rua Augusta and Praça Oswaldo Cruz.

Transit operators offered a very different account. As reported by news outlet UOL Notícias, subway management denied that structural vandalism took place. According to transit officials, gates were lowered briefly as a safety precaution to manage overcrowding at turnstiles and protect staff, following friction caused by heavy passenger transfers between Line 2-Green and Line 4-Yellow.

For riders traveling through central São Paulo, transit conditions have returned to routine:

• Stations impacted: Trianon-Masp (Line 2-Green) and Paulista (Line 4-Yellow) temporarily restricted passenger entry on Sunday evening.
• Consolação transfer: the busy connection between Line 2 and Line 4 operated under crowd-control protocols to handle volume.
• Current status: all subway lines and entrances are operating normally after the crowds dispersed.

Street security around the avenue remains the responsibility of the São Paulo Military Police, which stated its officers intervened to disperse crowds and restore public order. Meanwhile, station repairs and maintenance fall to the subway authority and private operator, which worked through the night to clean graffiti and keep trains running smoothly for Monday morning commuters.