if a lump sum was granted on that retirement without any contribution F2by virtue of section 9 being made, then unless that person, on resumption ofF1. . . service as a resident magistrate or within three months ofF1. . . marryingF3 or forming a civil partnership while again serving as a resident magistrate, refunds by way of contribution one-half of the lump sum, a pension shall not be granted to anyF1 widow, widowerF3, surviving civil partner or child of that person; and

any lump sum granted on that retirement, less any refund, shall be set off against any lump sum subsequently granted in respect ofF1 that person's service.