(2) This section applies to payments authorized before or after January 1, 1958, except that this section does not authorize the forfeiture prior to January 1, 1959, of any right to any such amount which would not otherwise have been barred prior to January 1, 1959. [1957 c.716 §37; 1987 c.341 §1; 1995 c.195 §13]