A spokesperson for West Yorkshire Police said Calderdale CID are still trying to establish the circumstances of the death.
Police officers and firefighters were called to Bedford Street North on Thrusday afternoon.
A spokesperson for West Yorkshire Police said oN Friday: "Police were called to a retail park on Pellon Lane, Halifax at about 4.40pm on Thursday to a report a body had been found by a member of the public.
"Emergency Services attended and found the body of an adult male.
"A police scene remains in place and enquiries are ongoing today to establish the circumstances of the death."
Keep up-to-date with all the latest news and breaking incidents in Halifax - join our dedicated Facebook group here.