It tells what you owe cops (3,4)

I believe the answer is:

the bill

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'it tells what you owe cops' is the definition.
The definition suggests a singular noun which matches the answer.

This is all the clue.

(Other definitions for the bill that I've seen before include "Soap" , "requested at end of meal?" .)

I've seen this clue in the Sydney Morning Herald.

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