Tôi đã gửi đơn cho NVC như hướng dẫn ở trên cách đây 1 tuần, tôi nhận được trả lời như sau từ NVC :
"Dear Sir/Madam:
The National Visa Center (NVC) received your inquiry regarding the immigrant visa petition: HCM2015647069 filed by KHANH VAN DO on behalf of NHU QUYNH THI DO.
We received documentation indicating the petitioner naturalized. Due to the naturalization of the petitioner the visa classification will change from the F2B (unmarried son or daughter over 21 years of age of a Legal Permanent Resident) preference category to the F1 (unmarried son or daughter over 21 years of age of a U.S. Citizen) preference category.
Section 6 of the Child Status Protection Act of 2000 (CSPA), now section 214(k) of the Immigration and Nationality Act (INA), however, does allow for the principal applicant of a pending petition in the F2B preference category to opt-out of the automatic conversion to the F1 preference category upon the naturalization of the petitioning parent.
In order to obtain approval to opt-out and remain in the F2B preference category, the principal applicant must contact the Department of Homeland Security (DHS). The principal applicant's letter should request the benefits of the opt-out provision. Please note that opt-out provisions are administered solely by DHS."
Tôi muốn hỏi cách làm đơn để gửi cho DHS . Tôi gửi email được không ? Nếu được, thì gửi ở địa chỉ email nào ?
Cám ơn