California law prohibiting gambling on sporting events, except for betting on horse races, also extends to the increasingly popular daily fantasy sports games, Attorney General Rob Bonta said in a legal opinion on Thursday.

State AG Rob Bonta argued that entry fees for daily fantasy sports contests were the same as betting on sporting events, which is illegal in California.

Daily fantasy sports are illegal in California under the state's laws that prohibit sports gambling, according to a ruling by state Attorney General Rob Bonta.