Financial (6)
'financial' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for fiscal that I've seen before include "Involving financial matters" , "Relating to state revenue" , "Of public revenues" , "regarding tax" , "Relating to tax" .)
(Other definitions for aid that I've seen before include "Help, assistance" , "Care and help" , "Relief" , "A hand" , "Auxiliary" .)