https://www.ssa.gov/oact/quickcalc/spouse.html
[When a worker "files" for retirement benefits, the worker's spouse may be eligible for a benefit based on the worker's earnings.]
https://faq.ssa.gov/en-US/Topic/article/KA-02005
[When can my spouse get Social Security benefits on my record?
If you are "receiving" retirement or disability benefits, your spouse may be eligible for spouse benefits if they are: . . . ]
"Your spouse must be receiving benefits
for you to get benefits on their work record. "
https://blog.ssa.gov/understanding-spouses-benefits/
"You cannot receive spouse’s benefits unless your spouse is receiving
his or her retirement benefits (except for divorced spouses)."
사회 보장국 (SSA)의 웹사이트에 나와 있는 정보들이 일치하지 않으므로
사회보장국 여러 직원들에게 문의하시길 권합니다.