State lawmakers return to work on Wednesday with divided control, many new faces, and plenty to argue about.
Hullinghorst replaces Democrat Mark Ferrandino, who was term-limited.
While lawmakers seemed generally receptive to the governor's budget plan, disagreements loom over how to handle taxpayer rebates.
The newly elected state Senate President celebrated Republicans' 18-17 hold on the chamber by buying Peyton Manning jerseys for his whole caucus.
House Republicans call the declaration of victory "presumptuous."
The newly re-elected govenor says the close nature of the race won’t change his plans for next four years.
If lawmakers agree, state spending would go up by $1.7 billion in the fiscal year that starts next July.
Home improvements will eventually cost more with two new Colorado laws.