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Credential pathways

What a credential requires, what it leads to, and what supersedes what — built only from relationships confirmed in official sources, never inferred. Every edge cites its evidence. Coverage grows as prerequisite research lands; see the methodology.

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What this credential requires

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Formal prerequisite: TPI Certified Level 1 (TPI Level 1) — source · verified 2026-09-06.

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Credentials that formally require this credential.

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