Denying licenses to some immigrants in the country illegally who have been granted deferred action, or protection from deportation, is unconstitutional, according to the claim filed by the Mexican American Legal Defense and Educational Fund, the National Immigration Law Center and the Ortega Law Firm.
The announcement came a day after Trump said he would crack down on illegal immigrants who overstay their visas, as he sought to clarify his views on how to overhaul the U.S. immigration system.
The Republican presidential candidate also repeated his promise to build a wall along the U.S.-Mexican border to keep out immigrants.
The deal for now ends a legal fight that erupted last year when Texas was accused of denying "birthright" U.S. citizenship amid heightened national debate over immigration.
One of the cases involves a Border Patrol agent who fired from Texas at rock-throwers in Mexico.
Calling Trump a racist and misogynist, Antonio Villaraigosa said his committee, called Building Bridges, Not Walls, would focus on organizing immigrants to oppose the Republican nominee in California, Arizona, Nevada and Florida.
Waving U.S. and Mexican flags, more than 1,000 people turned out to protest Trump San Diego, a city which sits just 15 miles from the Mexican border city and where a third of residents are Latino.
They will stand trial on charges of kidnaping for extortion for allegedly holding 15 South American women briefly to demand a bribe for not reporting them to immigration authorities.
The plan was designed to let roughly 4 million people get into a program that shields them from deportation and supplies work permits.
Rafael Gutiérrez, a 53-year-old farmworker, said the increase would let him treat his family to weekend dinners out and a short vacation to Disneyland from his home in Fresno County.