Colorado collected $3.5 million in tax revenue from marijuana sales in January, according to the state Department of Revenue, a figure that includes both recreational and medical sales.

Recreational sales accounted for $1.4 million collected from a special 10 percent point-of purchase tax and $195,000 in a 15 percent excise tax. The first $40 million raised from the excise tax is required to be spent on school construction and maintenance, but how the sales tax revenue will be spent is still up for debate.

Read more: Pot pays: Colorado posts first official marijuana tax totals | The Daily Caller