Department of Housing, Local Government and Heritage Request for correspondence between officials of Principal Officer (PO) grade or higher in the Planning Division of the department and Office of the Planning Regulator relating to the Mulcahy Report between the establishment of the Office of the Planning Regulator and 31/12/2022. Also, correspondence between officials of PO grade or higher, or equivalent, in the Minister’s Office and the Office of the Planning Regulator, relating to the Mulcahy Report between the establishment of the Office of the Planning Regulator and 31/12/2022.