Money you admitted having received (8,3)
I believe the answer is:
Here is my best explanation:
'money' is the definition.
The answer and definition can be both related to property as well as being singular nouns.
Perhaps they are linked in a way I don't understand?
I cannot understand how the rest of the clue works.
(Other definitions for entrance fee that I've seen before include "Admission charge" and "Getting in charge".)