Going forward, Mexican voters will now elect judges at every level, dramatically restructuring the third branch of government.

Mexico's judicial reform has triggered investor concerns about uncertainty over the rule of law and the strength of the government's institutions, yet with the reform now priced in, some analysts argue there may be buying opportunities forming.

Foreign business chambers have been warning for weeks that a proposed, sweeping overhaul of Mexico’s judiciary that would make judges stand for election, would endanger foreign investment in Mexico.