And be it enacted, That the Church Estates Commissioners for the Time being shall be a Committee of the said Corporation, to be styled " The Estates Committee," but the said Ecclesiastical Commissioners may within Six Weeks after the passing of this Act, and again in the Month of February in every Year, by an Instrument under their Common Seal, appoint Two Members of the said Corporation (of whom One at least shall be a Layman who shall have been appointed an Ecclesiastical Commissioner by Name, and not in right of any Office,) to be Members of such Estates Committee, in addition to the Church Estates Commissioners; and the Two Members so appointed from Time to Time shall cease to be Members of such Committee at the End of the Month of February next after their Appointment, or upon the Appointment of others in their Stead, which shall first happen, but every such Member of such Committee shall be capable of being re-appointed; and on any Vacancy occurring among such Two Members the said Ecclesiastical Commissioners may appoint to supply such Vacancy, until the next annual Appointment, any Commissioner who might have been originally appointed, but the said Estates Committee may act notwithstanding any Vacancy among or Non-appointment of such Two Members as aforesaid.