| 1 | An Act to empower the Lord Lieutenant or other Chief Governor or Governors of Ireland to apprehend, and detain for a limited Time, such Persons as he or they shall suspect of conspiring against Her Majesty's Person and Government. | 17 Feb 1866 |
| 2 | The Cattle Diseases Prevention Act | 20 Feb 1866 |
| 3 | The Telegraph Act Amendment Act | 6 Mar 1866 |
| 4 | The Cattle Disease Act (Ireland) | 6 Mar 1866 |
| 5 | The Savings Bank Investment Act | 18 Mar 1866 |
| 6 | An Act to apply the Sum of One million one hundred and thirty-seven thousand seven hundred and seventy-two Pounds out of the Consolidated Fund to the Service of the Year ending the Thirty-first Day of March One thousand eight hundred and sixty-six. | 15 Mar 1866 |
| 7 | An Act to enable Her Majesty to settle an Annuity on Her Royal Highness the Princess Helena Augusta Victoria. | 23 Mar 1866 |
| 8 | An Act to enable Her Majesty to provide for the Support and Maintenance of His Royal Highness Prince Alfred Ernest Albert on his coming of Age. | 23 Mar 1866 |
| 9 | An Act for punishing Mutiny and Desertion, and for the better Payment of the Army and their Quarters. | 23 Mar 1866 |
| 10 | An Act for the Regulation of Her Majesty's Royal Marine Forces while on shore. | 23 Mar 1866 |
| 11 | National Debt Reduction Act | 23 Mar 1866 |
| 12 | The Jamaica Act | 23 Mar 1866 |
| 13 | An Act to apply the Sum of Nineteen Millions out of the Consolidated Fund to the Service of the Year One thousand eight hundred and sixty-six. | 23 Mar 1866 |
| 14 | An Act for the Abolition of the Offices of Treasurer and of High Bailiff of County Courts as Vacancies shall occur, and to provide for the Payment of future Registrars of County Courts. | 23 Apr 1866 |
| 15 | An Act to amend the Act of the Eleventh and Twelfth Years of Her present Majesty, Chapter One hundred and seven, to prevent the spreading of Contagious or Infectious Disorders among Sheep, Cattle, and other Animals. | 23 Apr 1866 |
| 16 | The Art Act | 30 Apr 1866 |
| 17 | The Cattle Sheds in Burghs (Scotland) Act | 30 Apr 1866 |
| 18 | The India Military Funds Act | 30 Apr 1866 |
| 19 | Parliamentary Oaths Act | 30 Apr 1866 |
| 20 | An Act to indemnify William Forsyth Esquire, One of Her Majesty's Counsel, from any penal Consequences which he may have incurred by sitting or voting as a Member of the House of Commons while holding the Office of Standing Counsel to the Secretary of State in Council of India. | 30 Apr 1866 |
| 21 | The Public Offices Site Act | 18 May 1866 |
| 22 | An Act to render it unnecessary to make and subscribe certain Declarations as a Qualification for Offices and Employments; to indemnify such Persons as have omitted to qualify themselves for Office and Employment; and for other Purposes relating thereto. | 18 May 1866 |
| 23 | Isle of Man Customs, Harbours, and Public Purposes Act | 18 May 1866 |
| 24 | The Local Government Supplemental Act | 18 May 1866 |
| 25 | The Exchequer Bills and Bonds Act | 18 May 1866 |
| 26 | The Landed Property Improvement (Ireland) Act | 18 May 1866 |
| 27 | The Dockyard Extensions Act | 18 May 1866 |
| 28 | The Labouring Classes Dwelling Houses Act | 18 May 1866 |
| 29 | The Annual Inclosure Act | 18 May 1866 |
| 30 | The Harbour Loans Act | 18 May 1866 |
| 31 | An Act to provide for Superannuation Allowances to Officers of Vestries and other Boards within the Area of the Metropolis Local Management Act. | 18 May 1866 |
| 32 | The Matrimonial Causes Act | 11 Jun 1866 |
| 33 | The Land Drainage Supplemental Act | 11 Jun 1866 |
| 34 | The Cattle Assurance Act | 11 Jun 1866 |
| 35 | The Contagious Diseases Act | 11 Jun 1866 |
| 36 | The Revenue Act | 11 Jun 1866 |
| 37 | The Hop (Prevention of Frauds) Act | 11 Jun 1866 |
| 38 | The Poor Persons Burial (Ireland) Act | 11 Jun 1866 |
| 39 | Exchequer and Audit Departments Act | 28 Jun 1866 |
| 40 | The Drainage and Improvement of Land (Ireland) Act | 28 Jun 1866 |
| 41 | The Nuisances Removal Act (No. 1) | 28 Jun 1866 |
| 42 | The Life Insurance (Ireland) Act | 28 Jun 1866 |
| 43 | The Naval Savings Banks Act | 28 Jun 1866 |
| 44 | The Labouring Classes Lodging Houses and Dwellings Act (Ireland) | 28 Jun 1866 |
| 45 | The Piers and Harbours (Ireland) Act | 28 Jun 1866 |
| 46 | The Belfast Constabulary Act | 28 Jun 1866 |
| 47 | The Indian Prize Money Act | 28 Jun 1866 |
| 48 | An Act to enable Her Majesty to settle an Annuity on Her Royal Highness the Princess Mary Adelaide Withelmina Elizabeth of Cambridge. | 28 Jun 1866 |
| 49 | Drainage Maintenance Act | 10 Jul 1866 |
| 50 | Burial in Burghs (Scotland) Act | 16 Jul 1866 |
| 51 | The Lunacy (Scotland) Act | 16 Jul 1866 |
| 52 | The Prosecutions Expenses Act | 23 Jul 1866 |
| 53 | An Act to amend certain Provisions of the Sheriff Court Houses (Scotland) Act | 30 Jul 1866 |
| 54 | The Revising Barristers Act | 30 Jul 1866 |
| 55 | The Post Office (Postmaster-General) Act | 30 Jul 1866 |
| 56 | The Pier and Harbour Orders Confirmation Act 1866 (No. 2) | 30 Jul 1866 |
| 57 | An Act to make further Provision for the Enrolment of certain Deeds, Assurances, and other Instruments relating to Charitable Trusts. | 30 Jul 1866 |
| 58 | The Pier and Harbour Orders Confirmation Act | 6 Aug 1866 |
| 59 | An Act to appoint additional Commissioners for executing the Acts for granting a Land Tax and other Rates and Taxes. | 6 Aug 1866 |
| 60 | An Act to defray the Charge of the Pay, Clothing, and contingent and other Expenses of the Disembodied Militia in Great Britain and Ireland; to grant Allowances in certain Cases to Subaltern Officers, Adjutants, Paymasters, Quartermasters, Surgeons, Assistant Surgeons, and Surgeons Mates of the Militia; and to authorize the Employment of the Non-commissioned Officers. | 6 Aug 1866 |
| 61 | The Drainage and Improvement of Lands Supplemental Act (Ireland) | 6 Aug 1866 |
| 62 | The Crown Lands Act | 6 Aug 1866 |
| 63 | The Courts of Justice Act | 6 Aug 1866 |
| 64 | An Act to amend the Laws relating to the Inland Revenue. | 6 Aug 1866 |
| 65 | The Colonial Branch Mint Act | 6 Aug 1866 |
| 66 | The New Forest Poor Act | 6 Aug 1866 |
| 67 | The British Columbia Act | 6 Aug 1866 |
| 68 | The Superannuation Act | 6 Aug 1866 |
| 69 | The Carriage and Deposit of dangerous Goods Act | 6 Aug 1866 |
| 70 | An Act to extend the Provisions of the Acts for the Inclosure, Exchange, and Improvement of Land to certain Portions of the Forest of Dean called Walmore Common and The Bearce Common, and for authorizing Allotments in lieu of the Forestal Rights of Her Majesty in and over such Commons. | 6 Aug 1866 |
| 71 | Glebe Lands (Scotland) Act | 6 Aug 1866 |
| 72 | An Act to authorize Advances of Money out of the Consolidated Fund for carrying on Public Works and Fisheries and for the Employment of the Poor; and for the Purposes of The Harbours and Passing Tolls Act, 1861, The Cattle Diseases Prevention Act, 1866, and The Labouring Classes Dwellings Act, 1866. | 6 Aug 1866 |
| 73 | The Public Works (Ireland) Act | 8 Aug 1866 |
| 74 | An Act to repeal Part of an Act intituled An Act for the Government of New South Wales and Van Diemen's Land. | 6 Aug 1866 |
| 75 | Parochial Buildings (Scotland) Act | 6 Aug 1866 |
| 76 | The Public Offices Fees Act | 6 Aug 1866 |
| 77 | An Act to amend the Act of the Seventh and Eighth Years of Victoria, Chapter Forty-four, relating to the Erection of new Parishes quoad sacra in Scotland. | 6 Aug 1866 |
| 78 | The County Rate Act | 6 Aug 1866 |
| 79 | The Local Government Supplemental Act 1866 (No. 2) | 6 Aug 1866 |
| 80 | The Land Drainage Supplemental Act 1866 Number 2 | 6 Aug 1866 |
| 81 | The Ecclesiastical Leases (Isle of Man) Act | 6 Aug 1866 |
| 82 | The Standards of Weights Measures and Coinage Act | 6 Aug 1866 |
| 83 | The National Gallery Enlargement Act | 6 Aug 1866 |
| 84 | The Attorneys and Solicitors Act (Ireland) | 6 Aug 1866 |
| 85 | The Oyster and Mussel Fisheries Act | 6 Aug 1866 |
| 86 | The Rochdale Vicarage Act | 6 Aug 1866 |
| 87 | The Foreign Jurisdiction Act Amendment Act | 6 Aug 1866 |
| 88 | The Oyster Beds (Ireland) Act | 6 Aug 1866 |
| 89 | The Thames Navigation Act | 6 Aug 1866 |
| 90 | The Sanitary Act | 7 Aug 1866 |
| 91 | An Act to apply a Sum out of the Consolidated Fund and the Surplus of Ways and Means to the Service of the Year ending Thirty-first March One thousand eight hundred and sixty-seven, and to appropriate the Supplies granted in this Session of Parliament. | 10 Aug 1866 |
| 92 | An Act to confirm certain Provisional Orders made under an Act of the Fifteenth Year of Her present Majesty, to facilitate Arrangements for the Relief of Turnpike Trusts. | 16 Aug 1865 |
| 93 | The General Police and Improvement (Scotland) Supplemental Act | 10 Aug 1866 |
| 94 | The Second Annual Inclosure Act | 10 Aug 1866 |
| 95 | The Railway Companies (Ireland) Temporary Advances Act | 10 Aug 1866 |
| 96 | The Bills of Sale Act | 10 Aug 1866 |
| 97 | Oyster Fishery (Ireland) Amendment Act | 10 Aug 1866 |
| 98 | The Dockyard Extensions Act | 19 Aug 1866 |
| 99 | Landed Estates Court Act | 10 Aug 1866 |
| 100 | An Act for the Amendment of the Laws relating to Prisons. | 10 Aug 1866 |
| 101 | The Common Law Courts (Fees and Salaries) Act | 10 Aug 1866 |
| 102 | Expiring Laws Continuance Act | 10 Aug 1866 |
| 103 | Constabulary (Ireland) Act 1866 (repealed 5.11.1993) | 10 Aug 1866 |
| 104 | The New Zealand Loans Act | 10 Aug 1866 |
| 105 | The Annual Turnpike Acts Continuance Act | 10 Aug 1866 |
| 106 | The Local Government Supplemental Act 1866 (No. 3) | 10 Aug 1866 |
| 107 | The Local Government Supplemental Act 1866 (No. 4) | 10 Aug 1866 |
| 108 | The Railway Companies Securities Act | 10 Aug 1866 |
| 109 | The Naval Discipline Act | 10 Aug 1866 |
| 110 | The Cattle Diseases Prevention Amendment Act | 10 Aug 1866 |
| 111 | Ecclesiastical Commissioners Act | 10 Aug 1866 |
| 112 | The Evidence (Scotland) Act | 10 Aug 1866 |
| 113 | The Poor Law Amendment Act of | 10 Aug 1866 |
| 114 | The Public Libraries Amendment Act (England and Scotland) | 10 Aug 1866 |
| 115 | The Straits Settlements Act | 10 Aug 1866 |
| 116 | An Act to indemnify such Persons in the United Kingdom as have omitted to qualify themselves for Offices and Employments, and to extend the Time limited for those Purposes respectively. | 10 Aug 1866 |
| 117 | The Reformatory Schools Act | 10 Aug 1866 |
| 118 | The Industrial Schools Act | 10 Aug 1866 |
| 119 | An Act to continue the Act of the Twenty-ninth Year of the Reign of Her present Majesty, Chapter One, intituled An Act to empower the Lord Lieutenant or other Chief Governor or Governors of Ireland to apprehend and detain for a limited Time such Persons as he or they shall suspect of conspiring against Her Majesty's Person and Government. | 10 Aug 1866 |
| 120 | The Patriotic Fund Act | 10 Aug 1866 |
| 121 | An Act for the Amendment of the Law relating to Treaties of Extradition. | 10 Aug 1866 |
| 122 | Metropolitan Commons Act | 10 Aug 1866 |