The court ruling does not demand a specific action from the government. All that happens now is that the court has recognized that the government must do something. It is possible that until the court makes the government do something that a man could be acquitted of failure to sign up for the draft based on the ruling.
its really important to note that this is a California decision... historically the US Supreme Court has a tendency to overturn decisions made in the West Coast
The Selective Service System, if given the mission and modest additional resources, is capable of registering and drafting women with its existing infrastructure.
