And he has given his express permission that they may.

"No one's to fire without my express permission, you understand?"

They will not be opened except by my express permission.

Not a word of this to anyone without my express permission.

"Passengers are not allowed on the bridge without my express permission."

"You had no business seeing this woman without my express permission."

They knew him well and would not fly into full attack without his express permission.

Nobody has been allowed through here since I took over, without express permission.

This room is not to be entered without express permission from one of us present now.