It states: The permit the dealer provides for display on the passenger side of the front window is valid until the plates and stickers are received by the cust

It states: The permit the dealer provides for display on the passenger side of the front window is valid until the plates and stickers are received by the customer, or for six months from the sale date, whichever comes first. Assuming he received them a month after purchase, since another clause states that one would no more than 45 days after purchase, how is that a loophole?