Another vote approving the bill is needed before it is sent back to the House, which has already approved it, to consider Senate amendments.
The legislation would bond Colorado with 11 other states and D.C. in selecting the president based on national popular vote, not the electoral college.
A bill at the state legislature would award Colorado’s nine electors to the presidential candidate who won the popular vote — if enough states get on board.
The rural sustainability bill still has a long way to go in a legislature where byzantine fights over finances have bedeviled compromise for years.
Separate bipartisan proposals could raise the state sales tax and free money in the existing budget for roads, schools and health care.