办税站点服务、预约与办公时间说明:IRS “Contact Your Local IRS Office” 与“Taxpayer Assistance Center Appointments”(https://www.irs.gov/help/contact-your-local-irs-office;https://www.irs.gov/help/taxpayer-assistance-center-appointments)。
ITIN及W‑7相关规定:IRS ITIN 页面(https://www.irs.gov/individuals/individual-taxpayer-identification-number)。
Contact Your Local IRS Office / Taxpayer Assistance Center Appointments:https://www.irs.gov/help/contact-your-local-irs-office ; https://www.irs.gov/help/taxpayer-assistance-center-appointments
ITIN (W‑7) 说明:https://www.irs.gov/individuals/individual-taxpayer-identification-number