McGrath, however, says there are no immediate effects because neither of the state's two death row inmates was sentenced under the law.
The U.S. Supreme Court this week struck down a Louisiana law that allowed capital punishment for people convicted of raping children under 12. Montana is among a handful of states with a similar law.
The ruling restricts the death penalty to murder and crimes against the state.
McGrath says the issue will go the Legislature next year.
One candidate for attorney general, Tim Fox, decried the Supreme Court decision as an infringement on Montana's rights.
The other story here is that Attorney General McGrath failed to make an appearance in the U.S. Supreme Court case to defend Montana’s child rapist death penalty law. Practically every other state with a similar law filed a brief with the Supreme Court to defend their state’s law. Even states…