Medicaid
FY 2023 Budget: $900.3b ($620b federal, $280b state) [1]
FY 2023 Budget not spent on benefits (admin overhead): 5% ($45b) [2]
SNAP
FY 2024 Budget: $100.3b [3]
FY 2024 Budget not spent on benefits (admin overhead): $6.5b [3]
TANF
FY2024 Budget: $31.5b ($16.5b federal, $15b state) [4]
FY2023 Budget spent on program overhead: %10.1 ($3.2b) [5]
Total Admin Spending $54.7b -> $169 per person in the US
So not totally negligible but also not exactly a basic income
[1] (https://www.macpac.gov/topic/spending)
[2] (https://www.congress.gov/crs-product/R42640) See figure 4
[3] (https://usafacts.org/answers/how-much-does-the-federal-gover...)
[4] (https://www.gao.gov/assets/880/872093.pdf)
[5] (https://acf.gov/sites/default/files/documents/ofa/fy2023_tan...)