Reference framework

DTRF — Developmental Transition Readiness Framework

Layer 03 · Developmental stages

A longitudinal reference timeline.

Six stages, from early childhood to the formal transition age, give developmental context to each readiness indicator. Age ranges are approximate — the framework supports entry at any stage.

  1. Stage 1 · S1

    Early Childhood

    ≈ 3–5 years

    Foundations of choice, expression, and participation in routines through play and family life.

    Primary focus

    • Choice making
    • Basic communication
    • Early independence
    • Family participation

    Sample indicators

    • · Chooses between alternatives
    • · Expresses preferences
    • · Requests assistance
    • · Participates in routines
  2. Stage 2 · S2

    Childhood

    ≈ 6–9 years

    Emerging self-awareness, responsibility-taking, and steady growth in social participation.

    Primary focus

    • Self-awareness
    • Responsibility
    • Social participation

    Sample indicators

    • · Identifies likes and dislikes
    • · Participates in simple decisions
    • · Completes age-appropriate responsibilities
    • · Participates in group activities
  3. Stage 3 · S3

    Pre-Adolescence

    ≈ 10–12 years

    Strengths and interests become more defined; community experiences widen the developmental field.

    Primary focus

    • Strength awareness
    • Interest development
    • Social growth
    • Community experiences

    Sample indicators

    • · Identifies strengths
    • · Explores interests
    • · Participates in community activities
    • · Begins setting simple goals
  4. Stage 4 · S4

    Early Adolescence

    ≈ 13–15 years

    Self-advocacy and decision-making take shape, with growing awareness of career possibilities and adult life.

    Primary focus

    • Self-advocacy
    • Decision making
    • Career awareness
    • Increased independence

    Sample indicators

    • · Participates in planning discussions
    • · Identifies career interests
    • · Accepts greater responsibility
    • · Expands community participation
  5. Stage 5 · S5

    Pre-Transition

    ≈ 15–16 years

    Concrete readiness for employment, independent living, and community life — the learner begins to lead planning.

    Primary focus

    • Employment readiness
    • Independent living readiness
    • Community readiness
    • Leadership in planning

    Sample indicators

    • · Contributes to future vision
    • · Identifies priorities
    • · Participates in authentic work experiences
    • · Demonstrates self-determination skills
  6. Stage 6 · S6

    Formal Transition Age

    16+ years

    The legal transition phase: postsecondary goals, employment planning, and coordinated services align toward adult outcomes.

    Primary focus

    • Transition planning
    • Postsecondary goals
    • Employment planning
    • Service coordination

    Sample indicators

    • · Participates in transition meetings
    • · Identifies post-school goals
    • · Participates in work-based experiences
    • · Monitors progress toward goals