San Francisco officials have chosen to limit where the delivery robot can go in the city, in a blow to the burgeoning industry.
Start-ups have to have permits for the use of such bots, the only less crowded urban areas.
Opponents are concerned about the safety of pedestrians, particularly the elderly and children.
Wanted to walk San Francisco, a group that campaigns for pedestrian safety, a complete ban.
A number of companies have begun testing small robots deliver food and other goods.
They use sensors and lasers, in a similar way to self-driving cars to navigate their routes.
Robotics-company-marble – describes its machines as a “friendly, neighborhood robot” – began testing in San Francisco at the beginning of this year.
Other companies, such as Starship and Postmates, are also interested to use sidewalks for robot supplies.
San Francisco supervisor Norman Yee, who originally proposed a prohibition of such robots, has predicted that the streets of the city “are for people, not robots”.
Despite its proximity to Silicon Valley, San Francisco falls behind other States such as Virginia and Idaho, to operate where there is already legislation, which the delivery robot.
The San Francisco Chamber of Commerce to lobby against an all-out ban on such robots, stating that “a massive barrier for future innovation in the industry”.
In October, the legislation reframed was to consider regulation rather than a ban.