1. 네 15%입니다.
2. Any employer match that you receive DOES NOT COUNT toward this limit.
즉, 회사가 제공하는 금액은 개인 일년 금액한도($19,000 up to 49 yrs old and under, $25,000 for 50 and older for 2019, $19,500 – $26,000 for 2020 )와 관계없습니다.
https://www.investopedia.com/articles/personal-finance/112315/how-401k-matching-works.asp#:~:text=Employer%20matching%20of%20your%20401,of%20your%20own%20annual%20contribution.&text=Typically%2C%20employers%20match%20a%20percentage,portion%20of%20the%20total%20salary.
https://www.interest.com/calculator/401k-calculator/