Provided always and be it enacted That where the Owners of any Lands Tenements and Hereditaments are liable to be doubly charged as Papists or reputed Papists or otherwise by reason of their not having taken the Oaths according to the Intent of this Act in every such Case such Owners shall only be charged with and shall pay the said double Rates and the respective Tennants of such Lands Tenements and Hereditaments are hereby discharged of and from the same Any Covenant for Payment of Taxes or other Agreement to the contrary notwithstanding