Crown Debts Act 1801 (1801 c. 90)

9 The statutes of England, and of Great Britain, printed and published by the printer duly authorised by his Majesty, shall be received as evidence in any court in Ireland, and the statutes of Ireland, prior to the union, so printed and published, shall be evidence in any court in Great Britain.

And for the better and more effectual proof of the statute law of the kingdoms of Great Britain and Ireland, and of England and Ireland, previous to the union of the said kingdoms, in all courts of civil and criminal jurisdiction in every part of the said United Kingdom; the copy of the statutes of the kingdom of England, and of the kingdom of Great Britain since the union with Scotland, printed and published by the printer duly authorized to print and publish the same by his Majesty, or by any of his royal predecessors, shall be received as conclusive evidence of the several statutes made and enacted prior to the union of the kingdoms of Great Britain and Ireland by the Parliaments of England and Great Britain respectively, in all suits, actions, or prosecutions respectively commenced, instituted, or carried on, or to be commenced, instituted, or carried on in any court of civil or criminal jurisdiction in Ireland; and in like manner the copy of the statutes of the kingdom of Ireland, made and enacted by the Parliament of the same prior to the union of the kingdoms of Great Britain and Ireland, and printed and published by the printer duly authorized by his Majesty, or any of his royal predecessors, to print and publish the same, shall be received as conclusive evidence of the several statutes made and enacted by the Parliament of Ireland prior to the union of the kingdoms of Great Britain and Ireland, in all suits, actions, or prosecutions respectively commenced, instituted, or carried on, or to be commenced, instituted, or carried on in any court of civil or criminal jurisdiction in Great Britain.