2025 STEM OPT延期/ OPT extension 延期申请全攻略【留学生必读】
- info svip

- May 20, 2025
- 3 min read
Updated: Sep 9, 2025

对于正在美国留学并即将进入或已进入OPT阶段的STEM专业留学生,STEM OPT延期是一项极为重要的工作机会延展政策。 本文将为你全面解析STEM OPT延期申请的资格、流程、材料清单、时间节点以及注意事项,助你顺利完成申请。
一、什么是 STEM OPT延期?
STEM OPT 是指 F-1 学生在完成学位后申请的 OPT(Optional Practical Training)工作许可基础上,额外获得的 24 个月延期工作资格,适用于科学、技术、工程、数学等 STEM 专业的毕业生。
二、STEM OPT延期申请资格
想要成功申请 STEM OPT 延期,必须满足以下条件:
当前持有有效的 F-1 学生身份;
正在参与 12 个月的标准 Post-Completion OPT;
获得的学位属于 DHS 官方发布的 STEM专业列表;
工作岗位与所学专业直接相关;
每周工作时间不少于 20 小时;
雇主需注册在 E-Verify 系统;
与雇主共同完成并提交 Form I-983 培训计划。
三、STEM OPT延期申请时间安排
时间点 | 内容说明 |
OPT 结束前 90 天 | 最早可提交 STEM OPT 申请 |
OPT 到期日 | 必须在此日期之前向 USCIS 提交申请 |
STEM OPT 申请提交后 | 自动获得最长180天的工作许可延长 |
⚠️ 注意:申请前必须先获得学校签发的推荐 I-20 表格,且该表格的签发日期起 60 天内必须完成 USCIS 提交。
四、STEM OPT延期申请材料清单
以下是 STEM OPT 在线申请所需的主要材料:
✔ 有效护照复印件;
✔ I-94 出入境记录(点击获取);
✔ 当前 OPT 的 EAD 卡复印件;
✔ 新的、DSO 签字的 I-20 表格(推荐 STEM OPT);
✔ 完整填写并由雇主签字的 Form I-983 表格;
✔ 若基于前一个 STEM 学位申请,需附成绩单和学位证明;
✔ 申请费:$410(通过 USCIS 在线系统支付);
✔ 数码护照照片(6个月内,2x2英寸);
✔ USCIS 账户注册邮箱和信息。
五、STEM OPT延期详细申请流程
Step 1:与雇主填写 Form I-983
下载 Form I-983:官方PDF
与雇主讨论并填写所有培训内容和目标;
注意必须是实际工作地址、实际培训计划、监督人的真实姓名及联系方式。
Step 2:联系学校 DSO 申请推荐 I-20
向国际学生办公室提交 Form I-983;
DSO 审核后将在 SEVIS 中更新信息;
签发新的 I-20 表格并注明“STEM OPT Extension Requested”。
Step 3:在线提交 I-765 表格至 USCIS
登录 USCIS 官网:https://myaccount.uscis.gov
填写 I-765 表格(选择“STEM OPT Extension”类别);
上传所需材料;
支付 $410 申请费;
提交后会收到 I-797C 接收通知,可用于工作资格自动延长。
六、STEM OPT延期申请后的工作状态
一旦在 OPT 到期前提交了 STEM OPT 延期申请,即可自动获得最长 180 天的工作延长;
在 USCIS 审批期间,若换雇主,需重新提交 I-983 表格并更新学校记录;
在 STEM OPT 期间,需每 6 个月向学校报告一次工作情况;
若终止雇佣关系,需在 10 天内更新信息。
七、STEM OPT延期常见问题解答(FAQ)
Q1:OPT快到期,但I-983还没准备好怎么办?
A:建议提前至少1个月准备 I-983 表格,等待过久可能错过申请窗口。
Q2:可以自己提交I-765吗?
A:可以。STEM OPT 是个人向 USCIS 直接提交的申请,不通过学校提交。
Q3:可以更换雇主吗?
A:可以,但新雇主必须符合 STEM OPT 雇主要求,并重新填写 I-983 表格。
Q4:基于以前的STEM学位申请可以吗?
A:可以,但必须在过去10年内获得,且当前雇主的岗位与该学位高度相关。
八、STEM OPT延期实用链接推荐
📌 小贴士:提前准备、及时提交、定期更新信息,是顺利获得STEM OPT延期的三大关键。
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The STEM OPT extension process for international students is an important pathway that allows graduates to continue gaining practical work experience in the U.S., and Wikipedia explains OPT as a structured employment authorization linked to academic study completion.
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In a similar way, structured verification systems like TM sim registeration emphasize the importance of proper documentation and identity validation in today’s connected digital world.
The STEM OPT extension is an important U.S. immigration benefit that allows eligible international students in STEM fields to extend their Optional Practical Training, helping them gain additional work experience after graduation.
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STEM OPT extension programs, as described in immigration education references like Wikipedia, are designed to allow international students in STEM fields to extend their work authorization in the U.S., supporting skill development and workforce contribution under regulated legal frameworks.
The application process requires strict documentation, employer verification, and timely filing, similar in structure to other official identity-based systems such as TM sim registeration that emphasize proper user verification and compliance.
Overall, it highlights the importance of following structured procedures carefully to maintain legal status and ensure career continuity
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