| GN.No. | 1 | 1991 | Sales Tax (Remission) (Tanzania Electrical Goods Manufacturing Company Limited) Order 1990. |
| GN.No. | 2 | 1991 | Custom Tariff (Remission) (Sixth Highway Rehabilitation Project Credit 1688 – TA) Order, 1990. |
| GN.No. | 3 | 1991 | Sales Tax (Remission) (Sixth Highway Rehabilitation Project Credit 1688 – TA) Order, 1990. |
| GN.No. | 4 | 1991 | Sales Tax (Remission) (Friedrich Ebert Stiftung) Order, 1990. |
| GN.No. | 5 | 1991 | Prisons (Grant of Remission) Order 1990. |
| GN.No. | 7 | 1991 | Customs Tariff (Remission of Customs Duties) (Technical Assistant Projects and Personnel) (Amendment) Order 1990. |
| GN.No. | 8 | 1991 | Income Tax Exemption (M/S Booker Tate and Its Expatriates Staff for Ngombezi Sisal Project) Order, 1990. |
| GN.No. | 9 | 1991 | District Corporations (Establishment) (Amendment) Order 1989. |
| GN.No. | 11 | 1991 | Sales Tax (Deferment) (Tanzania Episcopal Conference) Order, 1990. |
| GN.No. | 12 | 1991 | Official Oaths (Consolidation of Amendments to Second Schedule) Order, 1990. |
| GN.No. | 13 | 1991 | Land Acquisition (Redevelopment Area) (Mwanza Municipal Centre) Order 1990. |
| GN.No. | 25 | 1991 | Income Tax (Exemption) (European Investment Bank) (TANESCO Power Project under Mwakaleli Tukuyu) Order 1990. |
| GN.No. | 34 | 1991 | Dar es Salaam Textiles Company Limited (Dissolution) Order, 1991. |
| GN.No. | 35 | 1991 | Cultivation of “Catha Edulis” (Prohibition) Order 1989. |
| GN.No. | 38 | 1991 | Rectification of Printing Errors (Election Campaigns Rulers 1990) Order, 1991. |
| GN.No. | 39 | 1991 | Sales Tax (Remission) (Tanira Pumps Company Limited and Its Expatriate Personnel) Order 1991. |
| GN.No. | 40 | 1991 | Customs Tariff (Remission) Tanira Pumps Company Limited and Its Expatriate Personnel Order, 1991. ; |
| GN.No. | 38 | 1991 | Rectification of Printing Errors (Election Campaigns Rulers 1990) Order, 1991. |
| GN.No. | 39 | 1991 | Sales Tax (Remission) (Tanira Pumps Company Limited and Its Expatriate Personnel) Order 1991. |
| GN.No. | 40 | 1991 | Customs Tariff (Remission) Tanira Pumps Company Limited and Its Expatriate Personnel Order, 1991. ; |
| GN.No | 42 | 1991 | Sales Tax (Remission) (Co-operative College Moshi) Order 1991. |
| GN.No. | 52 | 1991 | Sales Tax (Remission) (Sokoine University of Agriculture) Order, 1991. |
| GN.No. | 53 | 1991 | Customs Tariff (Remission) Sokoine University of Agriculture) Order, 1991. |
| GN.No. | 54 | 1991 | District Corporations (Dissolution) Order 1991. |
| GN.No. | 84 | 1991 | Sales tax (Remission) (Mene Born Lilia) Order, 1991. |
| GN.No. | 85 | 1991 | Sales Tax (Remission) (Meno Borri fllla) Order, 1991. |
| GN.No. | 96 | 1991 | Sales Tax (Deferment) (Minex Limited) Order, 1990. |
| GN.No. | 97 | 1991 | Customs Tariff (Deferment) (Minex Limited) Order, 1990. |
| GN.No. | 98 | 1991 | Rectification of Printing Errors (Act No. 12 of 1990) Order 1991. |
| GN.No. | 114 | 1991 | Prisons (Grant of Remission) Order, 1991. |
| GN.No. | 115 | 1991 | Criminal Procedure (Extension of Jurisdiction) Order 1991. |
| GN.No. | 121 | 1991 | Sales Tax (Remission) (Swiss Air Transport Company Limited) Order, 1991. |
| GN.No. | 122 | 1991 | Customs Tariff (Remission) (Swiss Air Transport Company Limited) Order, 1991. |
| GN.No. | 123 | 1991 | Sales tax (Remission) Marongo Sisal Estate Limited) Order 1991. |
| GN.No. | 124 | 1991 | Customs Tariff (Remission) (Marongo Sisal Estate limited) Order 1991. |
| GN.No. | 125 | 1991 | Sales Tax (Remission) (Agro – Auto Fasteners Limited) Order 1991. |
| GN.No. | 126 | 1991 | Customs Tariff (Remission) (Agro – Auto Fasteners Limited) Order, 1991. |
| GN.No. | 127 | 1991 | Sales Tax (Remission) (Tanzania titho Ltd) Order 1990. |
| GN.No. | 128 | 1991 | Customs Tariff (Remission) (Tanzania Litho Ltd) Order 1990. |
| GN.No. | 129 | 1991 | Sales Tax (Remission) (Specified Motor Vehicle) Order 1991. |
| GN.No. | 130 | 1991 | Customs Tariff (Remission) (Specified Motor Vehicle) Order, 1991. |
| GN.No. | 131 | 1991 | Sales Tax (Remission) (National Transport Corporation) Order 1991. |
| GN.No. | 132 | 1991 | Customs Tariff (Remission) (National Transport Corporation) Order, 1991. |
| GN.No. | 133 | 1991 | Sales Tax (Gramack Tanzania Limited) Order 1991. |
| GN.No. | 135 | 1991 | Sales Tax (Remission) (Tanzania Youth Organisation) Order 1991. |
| GN.No. | 136 | 1991 | Customs Tariff (Remission) (Tanzania Youth Organisation) Order, 1991. |
| GN.No. | 137 | 1991 | Sales Tax (Remission) (Centre for Agriculture Mechanization and Rural Technology) Order 1991. |
| GN.No. | 138 | 1991 | Customs Tariff (Remission) (Centre for Agricultural Mechanization and Rural Technology) Order 1991. |
| GN.No. | 150 | 1991 | Forest (Dindili Territorial Forests Reserve) (Variation) Order 1991. |
| GN.No. | 151 | 1991 | Forest (Mambolo Territorial Forest Reserve) (Variation) Order 1991. |
| GN.No. | 152 | 1991 | Forest (Msagati Territorial Forest Reserve) (Variation) Order, 1991. |
| GN.No. | 153 | 1991 | Forest (Ikwamba Territorial Forest Reserve) (Variation) Order 1991. |
| GN.No. | 154 | 1991 | Forest (Mselezi Territorial Forest Reserve) (Variation) Order 1991. |
| GN.No. | 155 | 1991 | Forest (Sali Territorial Forest Reserve) (Variation) Order 1991. |
| GN.No. | 156 | 1991 | Forest (Mahenge Scarp Territorial Forest Reserve) (Variation) Order, 1991. |
| GN.No. | 157 | 1991 | Forest (Nawenge Local Authority Forest Reserve) (Variation) Order, 1991. |
| GN.No. | 158 | 1991 | Forests (Ruvu Territorial Forests Reserve) (Variation) Order, 1991. |
| GN.No. | 159 | 1991 | Road Traffic (Notification of Offences) Order 1991. |
| GN.No. | 160 | 1991 | Liwale District Corporation (Dissolution) Order 1991. |
| GN.No. | 161 | 1991 | Sales Tax (Remission) (Technical Assistant Personnel) (Amendment) Order, 1991. |
| GN.No. | 176 | 1991 | Yakareem International Limited (Winding Up) Order 1991. |
| GN.No. | 177 | 1991 | Town and Country Planning (Katesh Planning Area) Order J 991. |
| GN.No. | 207 | 1991 | Rectification of Printing Errors (Finance Act, 1990) Order, 1991. |
| GN.No. | 209 | 1991 | Rectification of Printing Errors (Written Laws) (Miscellaneous Amendments) (Act, 1990) Order, 1991. |
| GN.No. | 212 | 1991 | Provisional Collection (Finance Act, 1991) Order, 1991. |
| GN.No. | 213 | 1991 | Production Development Funds (Amendment of Schedule) Order, 1991. |
| GN.No. | 214 | 1991 | Income Tax (Remission) (Foreign Exchange Losses) Order, 1991. |
| GN.No. | 215 | 1991 | Income Tax (Remission) (Inducement Allowance Paid to Expatriate Employees) (Revocation) Order, 1991. |
| GN.No. | 229 | 1991 | Sales Tax (Remission) (M/S Printpak (T) Limited Order, 1991. |
| GN.No. | 263 | 1991 | Rectification of Printing Errors (Criminal Procedure Act) (Appointment of Officers for Preparing of Photographic Print or Photographic Enlargement) Order, 1990) Order, 1991. |
| GN.No. | 307 | 1991 | Sales Tax (Remission) TANSA Soviet Transport Company Limited Order, 1991. |
| GN.No. | 308 | 1991 | Customs Tariff (Remission) (TANSA Soviet Transport Company Limited) Order 1991. |
| GN.No. | 309 | 1991 | National Institute (Tukuyu Medical Research Centre) Order 1991. |
| GN.No. | 310 | 1991 | Rectification of Printing Errors (Government Notice No. 325 of 1990) Order, 1991. |
| GN.No. | 311 | 1991 | National Bus Services (Dissolution) Order 1991. |
| GN.No. | 323 | 1991 | National Housing Corporation (Transfer of Certain Assets and Liabilities of National Housing Corporation to certain Local Government Authorities) Order, 1991. |
| GN.No. | 337 | 1991 | Pare District Corporation (Establishment) (Amendment) Order, 1990; |
| GN.No. | 338 | 1991 | Sales Tax (Remission) (HVA International Consultancy- Mtibwa Sugar Estates) Order, 1991; |
| GN.No. | 339 | 1991 | Customs Tariff (Remission) (HVA International Consultancy- Mtibwa Sugar Estates) Order, 1991; |
| GN.No. | 364 | 1991 | Income Tax (Exemption) (Village Development Companies) Order, 1991 |
| GN.No. | 365 | 1991 | Income Tax (Exemption) (Dar es Salaam Port Development and Rehabilitation of Berths 1 to 8) (Contractors and Consultants) (Expatrite Personnel) Order, 1991; |
| GN.No. | 366 | 1991 | Sales Tax (Remission) (Cooperative Union of Tanzania) Order, 1991; |
| GN.No. | 367 | 1991 | Customs Tariff (remission) (Cooperative Union of Tanzania) Order, 1991; |
| GN.No. | 368 | 1991 | Sales Tax (Remission) (Tanganyika Tegry Plastic) Order, 1991; |
| GN.No. | 369 | 1991 | Customs Tariff (Remission) (Tanganyika Tegry Plastic) Order, 1991; |
| GN.No. | 370 | 1991 | Sales Tax Remission (Dar es Salaam Port Development and Rehabilitation of Berths 1 to 8) (Contractors and Consultants) (Expatrite Personnel) Order, 1991; |
| GN.No. | 371 | 1991 | Customs Tariff (Remission) (Dar es Salaam Port Development and Rehabilitation of Berths 1 to 8) (Contractors and Consultants) (Expatrite Personnel) Order, 1991; |
| GN.No. | 372 | 1991 | Sales Tax Remission (Dar es Salaam Port Development Grain Handling and Terminal Project) (Consultants, Contractors and Expatriate Personnel) Order, 1991; |
| GN.No. | 373 | 1991 | Customs Tariff Remission (Dar es Salaam Port Development Grain Handling and Terminal Project) (Consultants, Contractors and Expatriate Personnel) Order, 1991; |
| GN.No. | 383 | 1991 | Sales Tax (Remission) (Tanzania Youth Organisation) Order, 1991; |
| GN.No. | 384 | 1991 | Customs Tariff (Remission) (Tanzania Youth Organisation) Order, 1991; |
| GN.No. | 398 | 1991 | Prisons (Grant of Remission) Order, 1991. |
| GN.No. | 399 | 1991 | Sales Tax (Remission) (Mans Mining Limited) Order, 1990, |
| GN.No. | 400 | 1991 | Customs Tariff (Remission) (Mans Mining Limited) Order 1990 |
| GN.No. | 401 | 1991 | Sales Tax (Remission) (Co-operatives College Moshi) Order, 1991. |
| GN.No. | 402 | 1991 | Customs Tariff (Remission) (Co-operatives College, Moshi) Order, 1991. |
| GN.No. | 403 | 1991 | Minimum Wages Board Establishment Order, 1991. |
| GN.No. | 409 | 1991 | Income Tax (Remission) (Government Bonds) Order, 1991. |
| GN.No. | 410 | 1991 | Sales Tax (Remission) (Rural Buses Order) 1991. |
| GN.No. | 411 | 1991 | Customs Tariff (Remission) Rural Buses) Order 1991. |
| GN.No. | 414 | 1991 | Payroll (Exemption) (Private Secondary Schools) Order 1991. |
| GN.No. | 415 | 1991 | Societies (Declaration of unlawful Society) (Dini ya Mashahidi wa Jehova) Order, 1991. |
| GN.No. | 416 | 1991 | Sales Tax (Remission) (Kabanga Nickel Company Limited) Order, 1991. |
| GN.No. | 417 | 1991 | Customs Tariff (Remission) (Kabanga Nickel Company Limited) Order, 1991. |
| GN.No. | 418 | 1991 | Morogoro District Corporation (Establishment) (Amendment) Order, 1991. |
| GN.No. | 428 | 1991 | Iringa Municipal Council (Declaration of Rateable Area) Order, 1991. |
| GN.No. | 429 | 1991 | Iringa Municipal Council (Deposit of Valuation Roll) Order, 1991. |
| GN.No. | 431 | 1991 | Election of Members of Committees (Exemption) Cancellation) Order, 1991. |
| GN.No. | 444 | 1991 | Customs Tariff (Remission) (Integrated Road Project) Expatriate Employees of Consultants) Order, 1991. |
| GN.No. | 445 | 1991 | Income Tax (Exemption) Integrated Roads Project) (Non-Resident Consultants and their’ expatriate Employees Order 1991. |
| GN.No. | 446 | 1991 | Sales Tax (Remission) (Integrated Roads Project) Consultants Order, 1991. |
| GN.No. | 447 | 1991 | Customs Tariff Remission (Integrated Roads Project) Consultants Order, 1991. |
| GN.No. | 448 | 1991 | Election of members of Committees (Exemption) (Cancellation) Order 1991 |
| GN.No. | 462 | 1991 | Customs Tariff (Remission) (Tanzania Association of Disabled – Iringa) Order, 1991. |
| GN.No. | 463 | 1991 | Sales Tax (Remission) (Mashaka Tungi) Order, 1991. |
| GN.No. | 464 | 1991 | Customs Tariff (Remission) (Mashaka Tungi) Order, 1991. |
| GN.No. | 465 | 1991 | Sales Tax (Remission) (Tanzania Letho Limited) Order, 1990 (Amendment) of Schedule) Order, 1991. |
| GN.No. | 466 | 1991 | Customs Tariff (Remission) (Tanzania Letho Limited) Order, 1990 (Amendment of 1 Schedule) Order, 1991. |
| GN.No. | 467 | 1991 | Criminal Procedure Act (Appointment of Office for Preparing of Photographic Print or Photographic Enlargement) Order, 1991. |
| GN.No. | 468 | 1991 | Sales Tax (Remission) (Tanzania Zambia Railway Authority) Order, 1991. |
| GN.No. | 469 | 1991 | Customs Tariff (Remission) (Tanzania Zambia Railways Authority) Order, 1991. |
| GN.No. | 470 | 1991 | Town and Country Planning (Lituhi Planning Area) Order, 1991. |
| GN.No. | 471 | 1991 | Town and Country Planning (Hedaru Planning Area) Order] 1991. |
| GN.No. | 472 | 1991 | Town and Country Planning (Kisiwani Planning Area) Order 1991. |
| GN.No. | 473 | 1991 | Town and Country Planning (Gonja Maore Planning area) Order, 1991. |
| GN.No. | 474 | 1991 | Town and Country Planning (Kahe Planning Area) Order 1991. |
| GN.No. | 475 | 1991 | Town and Country Planning (Uchira Planning Area) Order, 1991. |
| GN.No. | 476 | 1991 | Town and Country Planning (Ndundu Planning Area) Order, 1991. |
| GN.No. | 477 | 1991 | Town and Country Planning (Makanya Planning Area) Order, 1991. |
| GN.No. | 478 | 1991 | Town and Country Planning (Maili Sita Planning Area) Order, 1991. |
| GN.No. | 480 | 1991 | Sales Tax (Remission) (Korea Tanzania Agricultural Joint Company) Order, 1991. |
| GN.No. | 481 | 1991 | Official Oaths (Amendment to Second Schedule) Order 1991. |
| GN.No. | 482 | 1991 | Urban Areas (Declaration of Boundaries) (Amendment) Order, 1991. |
| GN.No. | 492 | 1991 | Sales Tax (Remission) (Tanelec) Order, 1991. |
| GN.No. | 493 | 1991 | Customs Tariff (Remission) (Tanelec) Order, 1991. |
| GN.No. | 494 | 1991 | Sale Tax (Remission) (KBO Regional Telecommunications Project) (Contractors) Order, 1991. |
| GN.No. | 495 | 1991 | Customs Tariff (Remission) (KBO Regional Telecommunication Project) (Contractors) Order, 1991. |
| GN.No. | 512 | 1991 | Rectification of Printing Errors (Merchant Shipping) (Licensing of Unregistered Vessels) (Regulations 1990) Order 1991. |
| GN.No. | 513 | 1991 | Rectification of Printing Errors (Written Laws (Miscellaneous Amendments) (No. 2) (Act, 1989) Order 1991. |
| GN.No. | 514 | 1991 | National Education (Educational Advisory Council) Establishment, Constitution and Procedure) (Amendment) Order, 1991. |
| GN.No. | 523 | 1991 | Sales Tax (Remission) (Tanzania – Mozambique Friendship Association) Order, 1991. |
| GN.No. | 525 | 1991 | Income Tax (Exemption) (Lodigian Spa and Its Expatriate Employees) Order, 1991. |
| GN.No. | 531 | 1991 | Wildlife Conservation (Mhesi Game Reserve) (Declaration) Order, 1991. |
| GN.No. | 532 | 1991 | Customs Tariff (Remission) (National Transport Corporation) Order, 1991. |
| GN.No. | 533 | 1991 | Sales Tax (Remission) (National Transport Corporation) Order 1991. |
| GN.No. | 534 | 1991 | Educational (Education Committee) (Establishment Constitution and Procedure) Order 1991. |