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05 · Standalone module

The AI system changed.
Who is the provider now?

Role Shift & Substantial Modification Assessor — one decision, answered deterministically.

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EU AI Act Art. 25 Art. 3(23) · Art. 43(4) Art. 111(2) Sealed Decision Record 22 EU languages Single HTML file · Offline

The decision

Three questions.
One answer you can defend.

Does the change make us the provider?

Art. 25(1)(a)–(c) · Art. 25(3)

Is it a substantial modification?

Art. 3(23) · Art. 43(4)

Does a pre-existing system now fall under the Act?

Art. 111(2)

Role Shift Assessor result — role shift to provider under Art. 25(1)(b), legal basis, application date and record actions

How it decides

Facts in. Rules applied.
Record sealed.

Change facts→15 tests · fixed precedence→Decision & legal basis→Evidence & open facts→SHA-256 sealed record

15

Legal tests, fixed order

20

Golden reference cases

22

EU languages

0

Network requests

Role Shift Assessor overview — systems, prohibited changes, provider obligations triggered, open data items and assurance levels

Key capabilities

Built for audit.

—Same facts, same result — no AI model, no API key
—“Cannot be excluded” when facts are unknown — never a silent “no”
—Open Data Register: which missing fact decides the outcome
—Assurance levels L1–L3 with evidence and approval
—Decision Record: PDF, DOCX, Markdown, JSON — hash-chained versions
—Defined terms aligned with each language version of the Regulation

Regulatory alignment

Aligned with.

EU AI Act — Reg. (EU) 2024/1689, as amended by Reg. (EU) 2026/1744 Product Liability — Directive (EU) 2024/2853 (flagged) Machinery — Reg. (EU) 2023/1230 (flagged) MDR / IVDR (flagged) GDPR Art. 35 (flagged)

Access

Available through
controlled licensing.

Single-entity internal licence. Partner, enterprise and white-label arrangements on request.

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