4.2.1.2 The Scout Is Tested The unit leader authorizes those who may test and pass the Scout on rank requirements. They might include the patrol leader, the senior patrol leader, the unit leader, an assistant unit leader, or another Scout
Pretty clear. If you, as unit leader, wish to authorize the PLC to test and pass the Scout on that requirement - I can see no reason you can't. You have a responsibility to ensure those you authorize to do the testing and passing are qualified to do so and that the unit clearly understands who can do what. If you have full faith in your PLC to be hon