Trans attorney Autumn Scardina says the bakery, owned by Jack Phillips (above), refused to make a cake for her that celebrated her transition.
Polis and partner Marlon Reis are asymptomatic and isolating at home.
Gov. Jared Polis signed the bills into law Monday, along with one making it easier for minors to change the gender on their birth certificates.
Jayne Thompson died in May but was identified as a trans woman just this week. The officer has said he was defending himself.
Another Colorado politician had said stay-at-home orders were "Gestapo-like," a reference to Adolf Hitler's secret police.
After the president said he is "building a wall in Colorado," the nation's first gay governor schooled him in "basic geography."
The Colorado minister reportedly tried to shut the presentation down.