State officials argue in a lawsuit that the U.S. Constitution expressly gives the authority to impose tariffs to Congress.

Gov. Gavin Newsom on Wednesday is expected to announce a lawsuit arguing that President Trump lacks the authority to enact ...

Governor Gavin Newsom is seeking to extend California’s key pollution-reduction program even as President Donald Trump ramps up attacks on the state’s climate efforts.The cap-and-trade program, ...

America has an epidemic of violence against women. First partner Jennifer Siebel Newsom and a working group of legislators, ...