Contact Labour (Regulation and Abolition) Act, 1970
9. Vacancy
When a vacancy occurs or is likely to occur in the membership of
the Board the Chairman shall submit a report to the Central Government and on
receipt of such report the Central Government shall take steps to fill the
vacancy by making an appointment from amongst the category of persons to which
the person vacating membership belonged and the person so appointed shall hold
office for the remainder of the term of office of the member in whose place he
is appointed.