pay-to-stay

Short definition from Wiktionary

Noun

1. 1
   The practice where retailers charge manufacturers a slotting fee to place their products on the shelves of stores.
2. 2
   A scheme where prison inmates are charged for their accommodation (meals, clothing etc.) while in prison.
3. 3
   A scheme where prisoners can pay to be moved to a more desirable prison.
4. 4
   A United Kingdom government policy, due to come into effect in April 2017 but never implemented, whereby council tenants earning £30,000 (£40,000 in London) would have to pay "market or near market rents".
5. 5
   Alternative form of pay-to-stay.