Special Marriage Act, 1954–Sec. 24 r/w. 4–Scope–If at the time of marriage either of the party has spouse living, then the said marriage is a void marriage and a decree of nullity can be passed on a petition presented by party thereto against the other party–No period of limitation is prescribed so far as presentation of petition for declaration to declare the marriage being nullity/void marriage u/s. 24 of Act.