Now it's the public's turn. Elise Jones of the Colorado Environmental Coalition said volunteers will start circulating petitions the week of May 22.
Opponents can request another hearing on whether the initiative is constitutional.
They can also appeal to the Colorado Supreme Court. Jones acknowledged it is risky to start gathering signatures to get the measure on the November ballot before any Supreme Court challenge is decided. Three other growth-control initiatives have been submitted for review by state officials. Proponents will need at least 62,438 valid signatures from registered voters to make the ballot. Managing the growth that has made Colorado one of the fastest-growing states in the country was supposed to be a major issue in the 2000 Colorado Legislature, which adjourned Wednesday.