This mirrors another case from I think FLA a while back. Check this out. the city shut two kids down for trying to sell pop and lemonade from a little stand.

Mikaela Ziegler, 7, and her 4-year-old sister, Annika, were selling refreshments Wednesday afternoon near the State Fairgrounds when a woman approached them. But she wasn't there to buy. "She said, 'You can't sell pop unless you have a license,' " Mikaela said. That's how it came to be that an inspector with St. Paul's Office of License, Inspections and Environmental Protection shut down Mikaela and Annika's pop stand. [link]

Their outraged father, Dr. Richard Ziegler, called City Hall for an explanation. He was told that St. Paul is cracking down on unauthorized merchants and that his daughters would be free to hawk their beverages once they obtained a $60 license.

"Is there anything sacred anymore?" he asked Thursday. "We're not running a business here. This is fun and games for kids. I think [Mikaela's] netted, after paying me, a whole $13.