Ssi Checks December 2024. In the first case, people who receive social security's supplemental security income, or ssi, got an extra payment in november because of the way the calendar falls in. Payments to social security beneficiaries are staggered according to birth dates:
Allow extra time for mailed checks: In the first case, people who receive social security’s supplemental security income, or ssi, got an extra payment in november because of the way the calendar falls in.