This document compares the perils covered under the Institute Time Clauses Hulls from 1983 and 1995. Some key differences include perils related to nuclear installations or reactors changing from insured to uninsured in 1995. Contact with helicopters changing from uninsured to insured subject to due diligence in 1995. Accidents during cargo loading/discharging changing from insured subject to due diligence to fully insured in 1995.