Why won't a agency release an autopsy?

Question

Why won't a agency release an autopsy?

Answer 1

Release it to whom?  In some states you must be a close relative to get a copy.  If there is an on going investigation they won't release it to anyone.  You didn't give enough facts for a complete answer.

Answer 2

where?

state laws vary about whether they are public information or not.  if they aren't, only immediate family and persons with need to know may have a copy.