SSI Payment Charts effective 1/1/2021.
Links
[1] https://www.masslegalservices.org/library-types/law-overviews-guides
[2] https://www.masslegalservices.org/library/directory/disability-benefits/ssi-ssp
[3] https://www.masslegalservices.org/library/directory/disability-benefits/ssissdi-financial-eligibility-issues/payment-levels-thresholds