| Cityview Press v. An Chomhairle Oilina [1980] IR | Test for permissible delegation: subordinate legislation must only fill in details within stated principles and policies. | Supreme Court applied this test and held that s. 2(2) stays within constitutional limits. |
| Montemuino v. Minister for Communications [2013] IESC 40 | Meaning of the word “or” as disjunctive in statutory interpretation. | Court distinguished this decision; held “or” in s. 2(1) is conjunctive, linking the Schedule and s. 2(2). |
| Attorney General v. Lamplough (1878) Ex D 214 | A Schedule forms part of the Act and has equal legislative force. | Cited to justify treating the 1977 Schedule as integral to the Act when identifying guiding principles. |
| Flower Freight Co. Ltd v. Hammon [1963] QBD 275 | Same proposition as Lamplough on the status of Schedules. | Relied on to reinforce that the Schedule can inform the delegation analysis. |
| R. v. Legal Aid Committee No. 1, ex parte Rondel [1967] QBD 483 | Schedule is part of the enactment. | Used similarly to Lamplough. |
| Riordan v. An Taoiseach (No. 2) [1999] | Recognition that a Schedule can be operative. | Supports inclusion of the Schedule in constitutional review. |
| O’Neill v. Minister for Agriculture [1998] 1 IR 539 | Courts must identify principles and policies to ascertain scope and limits of delegated power. | Quoted by Court of Appeal; Supreme Court accepted the test but found it satisfied. |
| John Grace Fried Chicken Ltd v. Catering JLC [2011] 3 IR 211 | Importance of Oireachtas retaining power of supervision/annulment. | Supreme Court treated the s. 38(3) annulment procedure as a constitutional safeguard. |
| BUPA Ireland Ltd v. Minister for Health [2008] IESC 42; [2012] 3 IR 442 | Long titles seldom supply detailed guidance. | Cited by Court of Appeal; Supreme Court accepted but relied on Schedule for detail. |
| Laurentiu v. Minister for Justice [1999] 4 IR 26 | An overly broad delegation that allows the Executive to set policy is unconstitutional. | Used to contrast with the present Act, which the Supreme Court found sufficiently bounded. |
| McDaid v. Sheehy [1991] 1 IR 1 | Schedules are part of Acts. | Cited in discussion of statutory construction. |
| Rodgers v. Mangan [1999] IEHC 238 | Schedules aid interpretation. | Same purpose as McDaid. |
| Leontjava v. DPP [2004] IESC 37; [2004] 1 IR 591 | Distinction between valid and invalid delegations under Aliens Act. | Illustrates when lack of limits renders delegation unconstitutional; contrasted with present Act. |
| Pigs Marketing Board v. Donnelly [1939] IR 413 | Subordinate rules must operate within principles set by the legislature. | Cited to affirm that the 1977 Act establishes sufficient boundaries. |
| The People (DPP) v. Smyth [2011] 1 ILRM 81 | Reversed burden of proof under the Act. | Mentioned in description of related statutory provisions; not decisive to ratio. |
| Wyre Forest DC v. Secretary of State [1990] 2 AC 357 | Statutory definitions may be displaced by contrary intention. | Referenced in discussion of presumptions affecting schedules. |
| Cassidy v. Minister for Industry & Commerce [1978] IR 297 | Subordinate legislation ultra vires if arbitrary or beyond statutory purpose. | Used to illustrate limits on delegated authority. |
| Island Ferries Teoranta v. Minister for Communications [2015] IESC 95 | Similar principle to Cassidy on exceeding delegated power. | Reinforces the need for clear statutory boundaries. |
| Maher v. Minister for Agriculture [2001] 2 IR 139 | Delegation is indispensable but must stay “within the four walls” of the Act. | Quoted to endorse the Act’s scheme. |
| O’Connell v. Governor, Bank of Ireland [1998] 2 IR 596 | Radical changes to law cannot be implied from ambiguous words. | Supports narrow reading of s. 2(2). |
| Minister for Industry & Commerce v. Hales [1967] IR 50 | Long title gives the keynote for interpreting ministerial powers. | Underpins reliance on the Act’s long title alongside the Schedule. |