SDI
Abbreviation with 2 meanings
| Stands for | State disability insurance |
|---|---|
| Meanings | 2 |
| Categories | Business & Finance, Education & Academia |
SDI has two meanings. It stands for State disability insurance (tax) or Specially designed instruction (K-12 education).
Meanings of SDI at a glance
| # | SDI stands for | Context |
|---|---|---|
| 1 | State disability insurance | Business & Finance › Tax |
| 2 | Specially designed instruction | Education & Academia › K-12 Education |
1. State disability insurance
Business & Finance · Tax Abbreviations
Payroll-funded program in a handful of US jurisdictions, including California, New Jersey, New York, Rhode Island, Hawaii and Puerto Rico, that pays partial wage replacement to workers unable to work because of a non-work illness, injury or pregnancy. The cost is usually withheld from employees' pay.
Example: The CA SDI deduction on my pay stub funds disability and paid family leave benefits.
California's program, shown on stubs as CASDI, also finances its Paid Family Leave benefits and has applied to all wages with no cap since 2024. Injuries on the job are covered separately by workers' compensation.
2. Specially designed instruction
Education & Academia · K-12 Education Abbreviations
Adapted content, teaching methods or delivery of instruction that addresses a student's disability-related needs so the student can access the general curriculum. Needing SDI is what distinguishes eligibility for an IEP from a 504 plan.
Example: His SDI includes daily small-group decoding lessons with the reading specialist.
IDEA regulations define SDI as adapting content, methodology or delivery of instruction. Examples include explicit phonics instruction, social skills lessons and modified assignments. Accommodations alone, such as extended time, do not count as SDI.
Related abbreviations
More tax abbreviations
- QSBS – Qualified small business stock
- QSS – Qualifying surviving spouse
- QST – Quebec sales tax
- SALT – State and local taxes
- SDLT – Stamp Duty Land Tax
- SECA – Self-Employment Contributions Act tax
- SIT – State income tax
- SS-4 – Application for Employer Identification Number (IRS Form SS-4)
See all 116 tax abbreviations →