The SEC custody rules requires that they be distributed to investors within 120 days (or 180 days in the case of fund-of-funds).

FORBES: CFTC Registration Adds Additional Regulatory Layer for Hedge Funds

Sentencing rules state that if an offender is sent back to jail they can be detained in custody for the remainder of their sentence, if it is considered unsafe to release them.

BBC: Baby P case: Jason Owen returned to prison