The COLA is applied to all Social Security payments — survivor benefits, family benefits and disability benefits, as well as retirement benefits — and to Supplemental Security Income (SSI), a monthly benefit administered by the SSA for people with low incomes and limited assets who are 65 or older, blind or have a disability.

https://www.aarp.org/retirement/social-security/info-2024/social-security-changes-2025.html