C4. Model Selection Record Documents the full model evaluation, the compliance criteria scoring for each candidate architecture, and the reasoned rationale for the selected model. Per-component entries are required for multi-model architectures. Candidate architectures are evaluated against six compliance criteria (documentability, testability, auditability, bias detectability, maintainability, determinism). Responsible party: Technical SME drafts. AI System Assessor verifies completeness. AI Governance Lead approves. Regulations addressed: Annex IV(2)(b)–© (description, design specifications); Article 9 (risk management); Article 13 (transparency). Key outputs

• Per-candidate six-criteria scoring with weighted totals
• Multi-model per-component selection rationale