Where the Minister has made an award under any such Royal Warrant, Order in Council, Order of His Majesty or scheme as is referred to in section one, section two or section three of this Act, in respect of the incapacity for work, disablement or death of any person, the person to whom the award has been made shall have a right to receive the sums payable under the award:
Provided that this section shall not affect any condition to which the award or any payment thereunder is subject, or any power of the Minister to vary or revoke the award, or to withhold, reduce or apply any payment thereunder, in accordance with any provision of the Royal Warrant, Order in Council, Order of His Majesty or scheme.