32 plain-English guides on how ssa decides, written from public Social Security Administration sources: SSA.gov, the Listing of Impairments, POMS and 20 CFR. Every figure carries the year it applies to, because these rules change and an undated number is worse than no number. Start anywhere in the list below, or use the navigation above to move to a different stage of the process.
- Age 50 vs 55: How Grid Rules Change at Birthdays
Learn how turning 50 and 55 changes SSDI eligibility under SSA grid rules. See when sedentary and light work claims flip from denial to disability approval.
- The Age 55 SSDI Rule: Approaching Advanced Age
Discover how turning 55 triggers SSA advanced age grid rules. Learn how claimants limited to light or sedentary work can qualify for SSDI disability benefits.
- 35 Years of Arduous Work: A Special Grid Profile
Learn how the special medical-vocational profile for 35 years of arduous work allows older laborers with marginal education to qualify for SSDI benefits.
- Borderline Age: Grid Rules Near a Birthday
Discover how the SSA borderline age rule applies when a claimant is near a birthday. Learn how 20 CFR 404.1563 prevents mechanical age category denials.
- Composite Jobs at Step 4 of the SSDI Process
SSA cannot deny you at Step 4 for a composite job as generally performed, because no single DOT occupation matches. See how composite jobs are evaluated.
- Disabled Adult Child Benefits: Age 22 Rule
How the SSA age 22 rule works for disabled adult child benefits on a parent's record, including parent requirements, amounts, and the marriage rule, per SSA.
- Disabled Adult Child: SSDI for Onset Before Age 22
Adults disabled before age 22 can draw SSDI on a parent's record with no work credits of their own. Learn the 2026 test, marriage rules, and earnings limits.
- Disabled Before Age 22: SSDI on a Parent's Record
Adults disabled before age 22 can draw SSDI on a parent's record with no work credits of their own. Learn the DAC test, onset rules, and marriage limits.
- Environmental Limitations in SSDI RFC Cases
Learn how environmental limitations impact SSDI RFC cases under 20 CFR 404.1545, why respiratory and hazard rules erode jobs, and how to prove them.
- The Five-Step SSDI Evaluation Process Explained
Understand the five-step sequential evaluation process SSA uses under federal regulations to determine medical eligibility for adult SSDI disability claims.
- Grid Rule 201.14: Claimants Aged 50 to 54
Rule 201.14 directs a finding of disabled for SSDI claimants age 50 to 54 with a high school education and no transferable skills. See how it works.
- Grid Rule 202.06: Claimants Aged 55 and Older
Grid rule 202.06 can direct an SSDI approval for claimants age 55 and older who are limited to light work without transferable job skills. Learn more.
- How SSA Decides if Past Work Was Skilled
SSA labels past work unskilled, semiskilled, or skilled under 20 CFR 404.1568, and that label shapes step 4 and the medical vocational guidelines at step 5.
- Illiteracy and English Skills in SSDI Grid Rules
Learn how illiteracy affects SSDI disability determinations under 20 CFR 404.1564 and the medical-vocational grid rules, directing Step 5 claim approvals.
- Less Than Sedentary RFC: How Claimants Qualify
Cannot stand 2 hours, sit 6 hours, or lift 10 pounds? SSR 96-9p shows when a below sedentary RFC erodes the unskilled job base enough to require disability.
- Limited Education and Illiteracy in Grid Decisions
Explore how SSA evaluates limited education and illiteracy under the grid rules. Learn how formal schooling and reading ability impact disability approvals.
- Long COVID and SSDI: How SSA Evaluates It
Learn how SSA evaluates long COVID disability claims under published guidance, mapping symptoms to respiratory, cardiac, neurological, and mental listings.
- Why a Medical Source Statement Matters for Your RFC
Learn why a medical source statement from your treating physician is critical to proving your residual functional capacity in an SSDI disability claim.
- Non-Exertional Limitations and Your RFC
Non-exertional limits like stooping, reaching, trouble concentrating, and fume sensitivity are defined in 20 CFR 404.1569a. See how they shrink the job base.
- Sedentary RFC: The 2-Hour Standing Limit
A 2-hour cap on standing and walking sets your RFC at sedentary and rules out every light and medium job. Here is the SSA rule behind that bright line.
- Sedentary vs Light Work RFC Levels in SSDI Claims
The difference between sedentary and light work RFC levels comes down to about 2 hours versus 6 hours of standing in a workday, and it often decides claims.
- The Sit-Stand Option in Disability Evaluations
Discover how a sit-stand option in your SSDI RFC impacts job availability under SSR 83-12 and SSR 96-9p, and how alternating at will alters Step 5 results.
- How the SSA Grid Rules Work in Disability Claims
Understand how the SSA grid rules work in disability claims. Learn how age, education, and past work can direct a finding of disabled at Step 5 under 20 CFR.
- SSDI Borderline Age Situations Explained
Learn how SSA evaluates borderline age situations under 20 CFR 404.1563 when a claimant is within months of turning 50 or 55 under the grid rules.
- SSDI Eligibility Rules for Claimants Age 50 to 54
Learn how reaching age 50 changes your SSDI claim. Discover how the SSA grid rules for claimants age 50 to 54 can direct an approval for sedentary work.
- SSDI Rules for Young Workers Under Age 31
Learn how the special SSDI work credit rules allow young workers under age 31 to qualify for disability benefits with fewer quarters of covered employment.
- Step 5 of the SSDI Process: Adjusting to New Work
At Step 5, SSA considers whether other work you can do exists in significant numbers. Learn how age, education, and skills affect the medical-vocational guidelines.
- Step 4 of the SSDI Process: Past Relevant Work
Step 4 asks if you can still do any job from your last 5 years of work. Learn how SSA defines past relevant work and judges your capacity to do it.
- Step 1 of the SSDI Process: Substantial Work
Learn how Step 1 of the SSDI evaluation process screens applicants based on substantial gainful activity earnings before any medical evidence is reviewed.
- Step 2 of the SSDI Process: Severe Impairment
Explore Step 2 of the SSDI evaluation process, where claimants must show a medically determinable severe impairment that limits basic work activities.
- Transferable Skills Analysis in SSDI Step 5 Cases
Understand how SSA performs a transferable skills analysis at Step 5. Learn how past work experience, skill levels, and age affect your SSDI claim outcome.
- Transferable Skills and Your Disability Decision
Skills from recent skilled work can flip an SSDI approval into a denial at Step 5. Learn what makes a skill transferable and how age changes the test.