The Superannuation (Local Act Authorities Schemes) Interchange Rules 1949

2.  Where a person enters or has entered employment in which he is or is deemed to be a contributory employee or local Act contributor within a period of twelve months after the date on which he ceased to be employed in employment by virtue of which, without being a local Act contributor, he was entitled to participate in the benefits of a superannuation fund maintained under a local Act Scheme, or in the case of a person who left such employment in order to undertake war service or who immediately after leaving such employment became engaged in national service, within six months after the termination of that service, the Act of 1937 and any statutory provision thereunder and the Local Government Staffs (War Service) Act, 1939, shall apply to and in respect of him as if on leaving his former employment he had ceased to be employed as a local Act contributor under the local authority maintaining the last mentioned superannuation fund.