📚 U.S. Entry Guide for International Students and Essential Document Checklist | 赴美留学入境指南与必备文件清单
Preparing for your journey to study in the United States involves more than packing luggage. A smooth entry at the port of arrival hinges on having all required documents correctly prepared and understanding the inspection procedures. This guide walks you through every step, from pre-departure checks to clearing U.S. Customs and Border Protection, helping you avoid common mistakes that could lead to secondary inspection or denial of entry.
赴美留学的准备工作远不止打包行李。在入境口岸顺利通关取决于所有必需文件的正确准备以及对检查流程的了解。本指南将带你逐步了解从出发前检查到通过美国海关与边境保护局审查的每一个步骤，帮助你避免可能导致二次检查或拒绝入境的常见错误。
1. Visa and Passport Essentials | 签证与护照要点
Your passport must be valid for at least six months beyond your intended period of stay in the United States. Check the expiration date carefully; many students renew their passports well before departure. The F-1 or J-1 visa stamp in your passport allows you to seek admission, but it does not guarantee entry — the final decision is made by the CBP officer at the port of entry.
你的护照有效期必须在计划在美停留期之后至少还有六个月。请仔细检查到期日；许多学生会在出发前提前更新护照。护照中的F-1或J-1签证贴纸允许你寻求入境资格，但并不保证入境——最终决定由入境口岸的CBP官员做出。
Ensure that the visa category matches your purpose: F-1 for academic studies, J-1 for exchange visitors. If you have a new passport but a valid visa in an expired passport, bring both documents and never remove the visa from the old passport. Carry your Form DS-160 confirmation page as a backup reference.
确保签证类别与你的目的相符：F-1用于学术学习，J-1用于交流访问。如果你拿到了新护照但旧护照中仍有有效签证，请同时携带两本护照，切勿将签证从旧护照上撕下。随身携带DS-160确认页作为备用参考。
2. Form I-20 and SEVIS Compliance | I-20表格与SEVIS合规
The Form I-20, 'Certificate of Eligibility for Nonimmigrant Student Status,' is issued by your U.S. school after you are admitted and have demonstrated sufficient financial resources. You must sign and date the bottom of page 1 (student attestation) before entering the U.S. An unsigned I-20 will cause delays at the port of entry. Check that the program start date is still accurate; you may enter the U.S. no earlier than 30 days before that date.
I-20表格，即“非移民学生资格证明”，由你的美国学校在录取你并确认你有足够的经济能力后签发。你必须在入境前在第1页底部（学生声明）签名并注明日期。未签名的I-20会在入境口岸造成延误。请检查项目开始日期是否仍然准确；你不得早于此日期前30天入境美国。
Your SEVIS record must be in Active status. Pay the I-901 SEVIS fee at least three days before your visa interview or travel, and print the payment confirmation. Keep this receipt with your I-20. If you defer enrollment or change schools, coordinate with your Designated School Official to receive a new initial I-20 with a new SEVIS ID and pay the fee again if needed.
你的SEVIS记录必须处于活跃状态。在签证面谈或出行前至少三天缴纳I-901 SEVIS费，并打印付款确认函。将此收据与I-20放在一起。如果你推迟入学或更换学校，请与指定的学校官员协调，获取带有新SEVIS ID的初始I-20，并在必要时重新缴费。
3. Customs Declaration and Pre-Arrival Forms | 海关申报与入境前表格
Most U.S. ports of entry now use automated Passport Control (APC) kiosks or the Mobile Passport Control app, which replace paper customs declaration forms. As an international student arriving for the first time, you may still be directed to a primary inspection booth where the officer will take your photograph and fingerprints. Be prepared to declare all food items, monetary instruments over $10,000, and any goods you intend to leave in the U.S.
大多数美国入境口岸现在使用自动护照控制（APC）自助机或移动护照控制应用程序，取代了纸质海关申报表。作为首次抵达的国际学生，你仍可能被引导至初级检查窗口，官员会采集你的照片和指纹。请准备好申报所有食品、超过1万美元的货币工具以及任何你打算留在美国的物品。
Do not bring prohibited agricultural products like fresh fruits, meat, or seeds. If you are carrying prescription medications, keep them in original containers with a doctor's note in English. Declare anything you are unsure about; failure to declare can result in fines or revocation of your visa. The key is honesty and full disclosure.
请勿携带新鲜水果、肉类或种子等违禁农产品。如果携带处方药，请将其保存在原装容器中，并附上英文医生说明。对于任何不确定的物品都要申报；未申报可能导致罚款或签证被吊销。诚实和充分披露是关键。
4. The Primary Inspection Interview | 初级检查面谈
When you reach the CBP officer, present your passport, visa, and I-20. The officer will scan your fingerprints and may ask basic questions: 'What is the purpose of your visit?', 'Where will you be studying?', 'What is your major?', 'Where will you live?'. Answer clearly and concisely. Do not offer unnecessary details or joke; remain polite and calm. The officer is verifying that your stated intentions match your student status.
当你来到CBP官员面前时，出示你的护照、签证和I-20。官员会扫描你的指纹，并可能问一些基本问题：“你来美国的目的是什么？”、“你将在哪里学习？”、“你的专业是什么？”、“你将住在哪里？”。回答要清晰简洁。不要提供不必要的细节或开玩笑；保持礼貌和镇定。官员是在核实你所陈述的意图是否与学生身份相符。
If the officer marks your I-20 as 'D/S' (Duration of Status) on the admission stamp, this means you are admitted for as long as you maintain your student status. Check the stamp before leaving the booth to ensure your entry class (F-1 or J-1) and admit-until date are correct. If anything looks inaccurate, politely ask for clarification on the spot. Errors can create problems later with the Department of Motor Vehicles or Social Security Administration.
如果官员在你入境章的I-20上标注“D/S”（身份持续期），这意味着只要你保持学生身份，就可在美停留。离开检查窗口前检查入境章，确保入境类别（F-1或J-1）和允许停留日期无误。如果看起来有任何不准确之处，当场礼貌地要求澄清。错误可能会给日后与车管所或社会安全局打交道带来麻烦。
5. Essential Document Checklist (Carry-On) | 必备文件清单（随身携带）
Never pack your critical documents in checked luggage. Keep them in a secure, accessible folder in your carry-on bag. The following list includes the core items every international student must have ready for inspection.
切勿将重要文件放入托运行李。将它们放在随身行李中一个安全、可取用的文件夹里。以下清单包含每位国际学生必须准备好供检查的核心物品。
- Valid passport with F-1/J-1 visa (and expired passport with valid visa if applicable)
- Form I-20, signed by student and DSO (original)
- SEVIS I-901 fee payment receipt
- Admission letter from the U.S. institution
- Financial documents (bank statements, scholarship award letters, sponsor affidavits)
- Proof of ties to home country (family registration, return flight itinerary, property deeds if relevant)
- Official academic transcripts and test scores (TOEFL, IELTS, GRE, SAT as applicable)
- Emergency contacts including your school’s international student office
——
- 有效护照，附F-1/J-1签证（及带有效签证的旧护照，如适用）
- I-20表格原件，学生和DSO均已签字
- SEVIS I-901缴费收据
- 美国院校录取通知书
- 财务文件（银行对账单、奖学金证明、资助人担保书）
- 与母国联系的证明（户籍本、返程机票行程单、房产证等相关材料）
- 官方成绩单和考试成绩（如适用：托福、雅思、GRE、SAT）
- 紧急联系人信息，包括学校国际学生办公室联系方式
6. Supporting Documents and Photocopies | 辅助文件与复印件
In addition to originals, carry at least two sets of photocopies of your passport biographic page, visa page, I-20, and medical records. Store one set in a separate piece of carry-on luggage and leave another set with a trusted family member back home. This will speed up replacement if documents are lost or stolen. Also scan all documents and email them to yourself in a password-protected file.
除原件外，请至少携带两份护照信息页、签证页、I-20和医疗记录的复印件。将其中一套放在另一件随身行李中，另一套留给家人。这样如果文件丢失或被盗，可以加快补办速度。此外，扫描所有文件并以密码保护的文件形式通过电子邮件发送给自己。
If you are under 18, carry a notarized parental consent letter for travel and medical decisions. For those on J-1 programs, include the DS-2019 form and any training plan documentation. If you have a driver’s license from your home country and an International Driving Permit, bring them along for possible use before obtaining a state license.
如果你未满18岁，请携带经过公证的父母同意书，用于旅行和医疗决定。对于J-1项目参与者，需携带DS-2019表以及任何培训计划文件。如果你持有本国驾照和国际驾照，可以一并带上，在获得州驾照之前可能用得上。
7. Financial Credibility at the Border | 入境时的财务可信度
CBP officers may ask you to demonstrate that you can fund your first year of study without working illegally. Carry the same financial documents you used for your visa application: recent bank statements, a letter from your sponsor, or official scholarship letters. If funds are held in a joint account, have a letter from the joint holder confirming your access. Liquid assets are more persuasive than fixed deposits or property valuations.
CBP官员可能会要求你证明自己有能力在不非法打工的情况下支付第一学年的费用。请携带你在申请签证时使用的相同财务文件：近期银行对账单、资助人信函或正式奖学金证明。如果资金存放在联名账户中，须持有联名持有人出具的确认你可动用资金的信函。流动资产比定期存款或房产估价更具说服力。
Do not bring large amounts of cash unless absolutely necessary. If you carry more than $10,000 in currency or monetary instruments (traveler’s checks, money orders), you must file a FinCEN Form 105. Declare it honestly; splitting the amount among family members to avoid reporting is a federal offense. Most schools recommend bringing only enough cash for the first few weeks and then opening a U.S. bank account.
除非绝对必要，不要携带大量现金。如果你携带超过1万美元的现金或货币工具（旅行支票、汇票），必须填写FinCEN 105表格。如实申报；为了规避申报而将金额拆分给家人是联邦违法行为。大多数学校建议只带够最初几周使用的现金，然后在美国开设银行账户。
8. Health and Immunization Records | 健康与疫苗接种记录
U.S. universities typically require proof of certain immunizations: MMR (measles, mumps, rubella), Tdap (tetanus, diphtheria, pertussis), varicella, meningococcal, and often a tuberculosis (TB) screening. Bring your official vaccination record translated into English, and the completed university health form signed by your physician. Without these, you may face a registration hold or be forced to get revaccinated.
美国大学通常要求提供特定疫苗接种证明：MMR（麻疹、腮腺炎、风疹）、百白破（破伤风、白喉、百日咳）、水痘、脑膜炎球菌疫苗，通常还需要结核病（TB）筛查。携带翻译成英文的官方疫苗接种记录，以及经医生签字的完整大学健康表格。缺少这些材料，你可能会面临注册冻结或被迫重新接种。
CBP officers rarely check health records at primary inspection, but having them organized can help if you are referred for public health review. Also, if you take any prescription medication, bring a supply for at least a month along with a doctor’s prescription and letter explaining the treatment. Check whether your medication is controlled in the U.S.; some common overseas drugs may be banned or require special authorization.
CBP官员很少在初级检查时核查健康记录，但如果被移送公共卫生审查，手头有这些记录会很有帮助。此外，如果你服用任何处方药，请携带至少一个月的药量，并带上医生处方和说明治疗情况的信函。检查你的药物在美国是否受管制；一些常见的海外药物可能被禁用或需要特别授权。
9. Electronic Devices and Social Media Screening | 电子设备与社交媒体审查
CBP has the authority to search your laptop, phone, and other electronic devices without a warrant. While such searches are not routine for every student, they do occur. Before travel, clean your devices of any content that could be misinterpreted: pirated software, explicit material, or political messages that might raise security concerns. Back up your data and consider traveling with a temporary phone that has minimal personal data.
CBP有权在无搜查令的情况下检查你的笔记本电脑、手机和其他电子设备。虽然并非每个学生都会遇到此类检查，但确实会发生。出行前，清理设备中任何可能被误解的内容：盗版软件、露骨材料或可能引发安全担忧的政治言论。备份你的数据，并考虑携带一部仅有少量个人数据的临时手机。
You are not required to provide your social media passwords, but an officer may ask you to unlock your device. Refusal can lead to secondary detention, and for non-citizens, could result in denial of entry. The best practice is to log out of social media accounts and remove saved passwords. Be aware that CBP can clone your device’s contents for later review, which may cause privacy concerns.
你不被强制要求提供社交媒体密码，但官员可能会要求你解锁设备。拒绝可能导致被二次扣留，对于非公民来说，可能会导致入境被拒。最好的做法是退出社交媒体账户并清除已保存的密码。请注意，CBP可以复制你设备的内容以备日后审查，这可能引发隐私担忧。
10. Secondary Inspection and How to Handle It | 二次检查与应对方法
If the primary officer cannot immediately verify your admissibility, you will be sent to secondary inspection — a waiting area where CBP officers conduct deeper checks. Remain patient and cooperative. You may be asked for additional documents; this is why carrying thorough supporting evidence is vital. Do not raise your voice or argue; everything you say may be recorded. Secondary inspection can take from 30 minutes to several hours.
如果初级官员无法立即核实你的入境资格，你会被送往二次检查区——一个CBP官员进行更深入审查的等候区。保持耐心和合作态度。你可能会被要求提供额外文件；这就是随身携带完备辅助证据至关重要的原因。不要提高嗓门或争论；你说的每一句话都可能被记录。二次检查可能持续30分钟到数小时。
During this process, you are generally allowed to contact your school’s international student office or a legal representative, though you may not always be permitted to use your phone. If you feel your rights are being violated, stay calm and document the officer’s badge number and the time. After entry, report the incident to your international advisor, who can assist in addressing any errors or records.
在此过程中，你通常被允许联系学校的国际学生办公室或法律代表，不过并非所有时候都能使用手机。如果你觉得自己的权利受到侵犯，保持冷静，记录官员的徽章号码和时间。入境后，向你的国际学生顾问报告此事，他们可以帮助你处理任何错误或记录问题。
11. After You Clear Immigration | 入境后的关键步骤
Once admitted, collect your baggage and proceed to the exit. Your I-94 arrival/departure record is now electronic; print it from the CBP I-94 website within 24 hours and verify your name, admission class, and admit-until date reads 'D/S'. Errors on the I-94 are common and can affect your legal status. If you find a mistake, contact the nearest CBP Deferred Inspection Office promptly.
获准入境后，领取行李并走向出口。你的I-94入境/离境记录现在是电子形式的；请在24小时内从CBP I-94网站打印出来，并核实姓名、入境类别和允许停留日期是否标注为“D/S”。I-94上的错误很常见，并可能影响你的合法身份。如发现错误，请及时联系最近的CBP延迟检查办公室。
Next, attend your school’s mandatory orientation and check in with the international student office so they can register your arrival in SEVIS within 30 days. Apply for a state ID or driver’s license only after your SEVIS registration is confirmed. Keep all entry documents in a safe place — you will need them for future applications for a Social Security Number, work authorization, and travel re-entry.
接下来，参加学校的强制新生导览，并向国际学生办公室报到，以便他们在30天内将你的抵达信息录入SEVIS。等到SEVIS注册被确认后，再申请州身份证或驾照。将所有入境文件妥善保管——未来申请社会安全号、工作许可和再次入境时都会用到。
12. Common Mistakes and How to Avoid Them | 常见错误与避免方法
Many entry issues arise from simple oversights. A classic mistake is entering the U.S. too early — more than 30 days before the program start date on the I-20. Another is failing to carry financial evidence and then being unable to answer CBP’s funding questions. Some students arrive without a signed I-20, or with a photocopy instead of the original Form I-20, which is not acceptable. Always double-check your documents against the checklist before leaving home.
许多入境问题源于简单的疏忽。一个经典错误是过早入境——早于I-20上的项目开始日期超过30天。另一个错误是未携带财务证据，从而无法回答CBP的资金问题。有些学生带着未签名的I-20抵达，或者用复印件代替I-20原件，这是不被接受的。离家前一定要对照清单逐项核对文件。
Other pitfalls include carrying items that violate agricultural rules, making jokes about bombs or terrorism during the interview, and uploading concerning content to social media just before travel. Remember that CBP officers assess your credibility; inconsistencies between your stated plans and your documents can lead to a finding of misrepresentation. Take the process seriously, but do not be overly nervous — thousands of students enter successfully every year.
其他陷阱包括携带违反农业规定的物品、在面谈时拿炸弹或恐怖主义开玩笑，以及在旅行前不久将令人担忧的内容上传到社交媒体。请记住，CBP官员会评估你的可信度；你所述的计划与文件之间的不一致可能导致被认定虚假陈述。认真对待这一流程，但不要过度紧张——每年都有成千上万的学生顺利入境。
Published by TutorHao | Study Abroad Revision Series | aleveler.com
更多咨询请联系16621398022（同微信）
或截图后用「扫一扫 → 相册」选择本图