从2017年7月1日开始，临时和永久技术移民计划（包括457签证）有了一系列的变化，主要包括：
- 职业清单的变化，包括新增职业（参见下面的表1-1,1-2和1-3），职业从MLTSSL转移到STSOL或从STSOL转到MLTSSL（参见表2-1和2-2），以及部分职业被删除（参见表3）。
- 457，186和187签证的英语要求变化
- 针对高提名收入的457申请人（不少于96,400澳元）或186/187申请人（不少于180,001澳元）的英语能力豁免被取消
- 通过临居转永居的186/187申请人必须具备Competent English，即雅思考试4个6分的水平
- 189，190和489签证申请人在获邀时年龄必须低于45周岁。
表1-1: STSOL新增16个职业
| Occupation | ANZSCO code |
| Aeroplane Pilot | 231111 |
| Aircraft Maintenance Engineer (Avionics) | 323111 |
| Artistic Director | 212111 |
| Butcher or Smallgoods Maker | 351211 |
| Dressmaker or Tailor | 393213 |
| Flying instructor | 231113 |
| Helicopter pilot | 231114 |
| ICT Support and Test Engineers nec | 263299 |
| ICT Support Technicians (nec) | 313199 |
| Music Director | 211212 |
| Music Professionals nec | 211299 |
| Nurse Researcher | 254212 |
| Production manager (manufacturing) | 133512 |
| Research and Development Manager | 132511 |
| Retail Buyer | 639211 |
| Web Developer | 261212 |
表1-2: MLTSSL新增12个职业（仅适用 457 和186签证申请）
| Occupation | ANZSCO code |
| Biochemist | 234513 |
| Biotechnologist | 234514 |
| Food Technologist | 234212 |
| Geophysicist | 234412 |
| Horse trainer | 361112 |
| Hydrogeologist | 234413 |
| Life Scientist (General) | 234511 |
| Life Scientists (nec) | 234599 |
| Metallurgist | 234912 |
| Microbiologist | 234517 |
| Natural and Physical Science Professionals (nec) | 234999 |
| Petroleum Engineer | 233612 |
表1-3: 8个MLTSSL职业可新用于457, 186和相关签证的申请
| Occupation | ANZSCO code |
| Chemical Engineer | 233111 |
| Civil Engineering Technician | 312212 |
| Electronics Engineer | 233411 |
| Industrial Engineer | 233511 |
| Materials Engineer | 233112 |
| Production manager (mining) | 133513 |
| Production or Plant Engineer | 233513 |
| Stonemason | 331112 |
表2-1: 两个职业从 MLTSSL 移到 STSOL
| Occupation | ANZSCO code |
| Anaesthetist | 253211 |
| Production Manager (Mining) | 133513 |
表2-2: 23个职业从STSOL移到MLTSSL（仅用于 457 和186签证申请）
| Occupation | ANZSCO code |
| Botanist | 234515 |
| Chemist | 234211 |
| Chief Executive or Managing Director | 111111 |
| Chief Information Officer | 135111 |
| Conservator | 234911 |
| Corporate General Manager | 111211 |
| Economist | 224311 |
| Engineering Professionals (nec) | 233999 |
| Environmental Consultant | 234312 |
| Environmental Manager | 139912 |
| Environmental Research Scientist | 234313 |
| Environmental Scientists (nec) | 234399 |
| Faculty Head | 134411 |
| ICT Security Specialist | 262112 |
| Marine Biologist | 234516 |
| Meteorologist | 234913 |
| Mining Engineer (excluding Petroleum) | 233611 |
| Multimedia Specialist | 261211 |
| Musician (Instrumental) | 211213 |
| Software & Applications Programmers (nec) | 261399 |
| Statistician | 224113 |
| University Lecturer | 242111 |
| Zoologist | 234518 |
表3: 从职业列表中删除的职业（有^标记的9个职业以前仅适用于457和186签证的申请)
| Occupation | ANZSCO code |
| Equipment Hire Manager^ | 149915 |
| Fleet Manager^ | 149411 |
| Picture Framer^ | 394212 |
| Property Manager^ | 612112 |
| Psychotherapist^ | 272314 |
| Real Estate Agent Principal^ | 612113 |
| Real Estate Agent^ | 612114 |
| Real Estate Agent Representative^ | 612115 |
| Ship’s Engineer | 231212 |
| Ship’s Master | 231213 |
| Ship’s Officer | 231214 |
| University Tutor^ | 242112 |
如您希望了解更多有关信息，或有签证方面的问题，请随时联系我们，我们将安排注册移民顾问（RMA）为您提供最专业的服务。