No Smoking Indoors Sign - Clear Prohibition Symbol for Public Spaces #2216710 (License: Personal Use)

The image features a bold black-and-white pictogram: a cigarette with smoke crossed out by a diagonal line, enclosed in a circle, all set inside a simple house-like structure. This design emphasizes that smoking is forbidden within enclosed spaces, aligning with public health regulations and fire safety standards. Its high-contrast, minimalist style ensures immediate recognition across languages and literacy levels.

Used on building entrances, interior walls, restrooms, workplaces, and public transport to enforce indoor smoking bans; matches user intent for regulatory compliance, signage design, or health policy documentation.