Marine Insurance Act, 1963
(1) Every contract of marine insurance by way of wagering is void.
(2) A contract of marine insurance is deemed to be a wagering contract-
(a) where the assured has not an insurable interest as defined by this Act, and the contract is entered into with no expectation of acquiring such an interest; or
(b) where the policy is made "interest or no interest", or "without further proof of interest than the policy itself", or "without benefit of salvage to the insurer" , or subject to any other like term:
Provided that, where there is no possibility of salvage, a policy may be effected without benefit of salvage to the insurer".