Developmental Disabilities Administration (DDA)

Latest News

Public Comment period on two Draft Waiver Amendments: June 14th, 2017, through July 14th, 2018. View the draft waiver amendments here.

DDA would like your feedback on proposed changes to improve the accessibility of behavior supports on all Home and Community Based Service waivers.

Public Comment period on Draft Core Waiver Amendment #2 is ongoing through June 16th, 2018. View the draft amendment application.

Spotlight on Services: A Community Guide or Community Engagement provider can help individuals increase access to informal community supports by developing new resources and relationships. What does a provider do?  For more information about the services please see our fact sheet. For more information on waiver services, see

Informing Families made a new video about understanding the DDA assessment.  The assessment is the tool that case managers use to see what the needs are of individuals over age 16, and how the Developmental Disabilities Administration can help. 

More DDA News, Updates and Messages

What We Do

The DDA Mission: Transforming lives by providing support and fostering partnerships that empower people to live the lives they want. Read more about DDA strategic objectives.

People with developmental disabilities and their families are valued citizens of the state of Washington. The Developmental Disabilities Administration strives to develop and implement public policies that will promote individual worth, self-respect, and dignity such that each individual is valued as a contributing member of the community.

The Residential and County Guidelines documents were used as the basis to create this single Developmental Disabilities Guiding Values document.

2017 DDA Caseload Information |  2017 DDA Caseload and Cost Report

Can We Help You?