§ 4. Any contract existing at the commencement of this Act, whereby a workman relinquishes any right to compensation from the employer for personal injury arising out of and in the course of his employment, shall not, for the purposes of this Act, he deemed to continue after the time at, which the workman's contract of service would determine if notice of the determination thereof were given at the commencement of this Act.
Clause ordered to stand part of the Bill.
Clause 5,—