Transition Planning at 16 in Washington — IEP to Adult Services Timeline

The Age-16 IEP Transition Requirement

Washington follows the federal IDEA requirement: by the school year in which a student with an IEP turns 16, the team must develop an individualized transition plan. This isn't a check-the-box exercise. The transition plan drives what happens for the next 4 to 6 years of the student's education, and the connections made during this window determine whether the adult lands in funded services or falls through the gap.

The transition plan must address three domains: postsecondary education or training, employment, and independent living. Each goal needs measurable activities, responsible parties, and timelines. Vague language like "student will explore career options" wastes this critical planning window.

SSB 5253: Services Through Age 22

Senate Bill 5253, passed in 2025, aligned Washington law with federal expectations under IDEA. Special education services now extend through the end of the school year in which the student turns 22 — not ending abruptly on the 22nd birthday as previous state practice sometimes allowed.

This matters because the school system is the last guaranteed source of structured daytime programming. Once a student exits, there is no entitlement to day services. DDA waivers may cover supported employment or community inclusion, but only if the individual is on a funded waiver — and 29% of DDA-eligible clients sit on the No Paid Services caseload.

Families should think of the school years between 16 and 22 as a finite window to:

• Build the documentation needed for adult SSI and DDA applications
• Establish DDA eligibility before the age-19 review deadline
• Connect with DVR for employment planning
• Secure Community First Choice or a waiver slot if possible

DVR Pre-Employment Transition Services

The Division of Vocational Rehabilitation offers Pre-Employment Transition Services (Pre-ETS) to students with disabilities aged 14 through 21. These services are available before a student has an Individual Plan for Employment with DVR — you don't need to be a full DVR client.

Pre-ETS covers five activity areas:

• Job exploration counseling
• Work-based learning experiences
• Counseling on postsecondary enrollment
• Workplace readiness training
• Self-advocacy instruction

The school transition coordinator typically initiates the DVR referral, but families can also contact their regional DVR office directly. Pre-ETS is federally funded and doesn't count against any waiver budget or DDA allocation.

The School-to-Work Gap

Here's the structural problem families hit at school exit: DVR provides short-term job training and placement services, but it doesn't provide long-term employment support. Once DVR closes a case as "successfully employed," ongoing job coaching and employment maintenance shift to DDA-funded county programs.

That shift is tied to school exit; under SSB 5253, special education can continue through the end of the school year in which the student turns 22. County developmental disability boards — like those in King, Snohomish, or Skagit counties — administer local School-to-Work programs and contract with supported employment providers.

The gap appears when:

1. The student exits school at 22
2. DVR has already closed their case
3. DDA has the individual on the No Paid Services caseload, so no county employment funding is authorized

Preventing this gap requires starting DDA service requests before school exit. File a Service and Information Request with DDA, request a CARE assessment, and ask specifically about Community First Choice and Basic Plus waiver employment services while still in school.

Coordinating Federal and State Applications

The transition planning window overlaps with three critical federal and state application deadlines:

Age 17.5: Request the SSA age-18 redetermination packet. Draft a room-and-board agreement if the young adult will live at home.

Age 18: File SSI (Form SSA-8000) and the Adult Disability Report (SSA-3368-BK). In Washington, SSI approval automatically triggers Apple Health enrollment.

Age 19: DDA conducts a mandatory eligibility review if the last determination was completed before age 16. Submit updated psychological evaluations and adaptive behavior assessments at least 60 days before the deadline.

The Washington SSI at 18 & Adult Disability Benefits Guide maps every agency deadline onto a single timeline, so families can see which federal and state applications run in parallel and where a missed filing creates a gap in coverage.

See more Washington guides →