More than 40,000 marijuana cases have been expunged, but one advocate said some courts “have made little or no effort.”

Omitting marijuana incarceration rates from before 2003 limits eligibility in many areas with high Black populations, some advocates say.

Now that cannabis is legal in Missouri, drug-sniffing police dogs face early retirement if they are attracted to the smell of marijuana.

Illinois Gov. J.B. Pritzker signed the recreational marijuana law nearly four years ago. It contained language that made hundreds of thousands of people eligible to have marijuana-related charges removed from their records.

Amendment 3 legalized recreational marijuana in Missouri. It also required all nonviolent marijuana-related misdemeanors and felonies to be expunged by June 8 and December 8, respectively. But the state doesn’t know how many cases are left, and experts say the courts aren't equipped to handle those that remain before June or December.

Missouri regulators listed ZIP codes that qualify as having historic incarceration rates for marijuana offenses in the new cannabis rules. None are in north St. Louis where about half of the state’s Black population resides.

Missouri’s emerging marijuana industry surpasses $1 billion in sales

Between recreational and medical marijuana, Missouri hit $350 million in sales in the first three months since the state began allowing dispensaries to sale legal weed. Yet cannabis business owners say those numbers could be even higher since cultivators and manufacturers aren’t working at max capacity.

As Illinois’ legal marijuana industry and the demand for educated workers grow, schools and companies are collaborating on cannabis classes.

420 Day has sparked conversation about cannabis across the country as more states legalize recreational use.