Quote:
	
	
		
			
				
					Originally Posted by  Ed Hickland
					 
				 
				For NFHS rules the ball cannot, by rule, be substituted.  You can only replace a ball at the start of a series. 
			
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 They cannot request a change, but we change the ball anytime it becomes dead outside the numbers(nine yard marks) with a ball of the same composition.  It really speeds up game administration when the wing is spotting the ball and the BJ is getting a new ball from the side line.