Washington’s 9.9% Tax: Are Social Security, Pensions, and 401(k) Distributions Taxed?
IRAs, 401(k)s, and pensions count toward the $1M threshold to the extent they’re in federal AGI; Social Security counts only to the extent it’s federally taxable (0%, 50%, or 85% depending on provisional income). The Roth conversion window before 2028 is the biggest planning opportunity.