The co-op would need approval by the Federal Reserve, and that's not likely to happen as long as marijuana is illegal in federal law.
Denver's city attorney warns the orchestra that the events still violate state laws against public consumption of marijuana.
Colorado lawmakers approve a bill intended to help consumers of marijuana edibles know the potency of the product.
The proposal sets up a process to spend the more than $24 million raised on taxes from retail marijuana this year.
Watch the teaser trailer for "Rolling Papers," which follows reporters and editors on the pot beat at the Denver Post.
Four men associated with the business have been indicted on international money laundering charges.
Prosecutors say the men wired money from Colombia to finance marijuana cultivation and distribution and tried to conceal the source of more than $400,000 that they planned to use to buy a Denver grow facility.
Colorado's only full-time professional orchestra hopes to reach new audiences and gain financially by partnering with the booming marijuana industry.
At least two recent deaths are believed to be linked to edibles, and several doctors say they're seeing more people being admitted after eating marijuana.