| IF-01 | project_data.py (C1 Source of Truth) | build_registers.py (C2 Register Projector) | A to B | All register rows | Python data structures | On every build | Master Brain | Master Brain |
| IF-02 | build_registers.py (C2) | 03_Registers/Project_Registers_v2.0.xlsx and *.csv | A to B | Typed register tables and plain-text projections | xlsx, csv | On every build | Master Brain | Zaid |
| IF-03 | project_data.py (C1) | build_dashboard.py (C3 Dashboard Generator) | A to B | Register counts, open items, metric lineage | Python data structures | On every build | Master Brain | Master Brain |
| IF-04 | build_dashboard.py (C3) | Dashboard.html at the project root | A to B | Generated status projection with PC/Mobile toggle | HTML | On every build | Master Brain | Zaid |
| IF-05 | project_data.py (C1) | build_helphub.py (C4 Help Hub Generator) | A to B | FAH register, glossary, deliverables map, troubleshooting entries | Python data structures | On every build | Master Brain | Master Brain |
| IF-06 | build_helphub.py (C4) | 09_Help_Hub/index.html | A to B | Help Hub site | HTML | On every build | Master Brain | Zaid |
| IF-07 | project_data.py (C1) | build_study.py (C5 Study Builder) | A to B | Framing, requirements, trade studies, sources, risks | Python data structures | On every build | Master Brain | Master Brain |
| IF-08 | model_params.py (C6 Financial Model) | build_study.py (C5) | A to B | Computed margins, break-even, runway, scenarios | Python floats | On every build | Master Brain | Master Brain |
| IF-09 | model_params.py (C6) | 05_Outputs/NDIS_and_Aged_Care_Financial_Model_v2.0.xlsx | A to B | Driver cells and live formulas | xlsx with formulas | On every build | Master Brain | Zaid |
| IF-10 | project_data.py (C1) | build_handover.py (C7 Transfer Pack Generator) | A to B | Purpose, governance, requirements, tools, registers, live state | Python data structures | On every build | Master Brain | Master Brain |
| IF-11 | build_handover.py (C7) | 00_Handover/ transfer pack and MANIFEST.txt | A to B | Plain-text pack with SHA-256 of every source | txt, csv | On every build | Master Brain | Next operator |
| IF-12 | All generated artefacts | checkers/run_checks.py (C8 Checker Suite) | A to B | Files to be validated | Filesystem paths | On every build and at session close | Master Brain | Master Brain |
| IF-13 | checkers/run_checks.py (C8) | 01_System/checker_run_log.txt | A to B | Pass or fail result for each of the checks | Plain text | On every run | Master Brain | Zaid |
| IF-14 | 02_Work/scratch research and verification files | project_data.py SRC register | A to B | Sourced claims with URLs and confidence | Markdown read by a human, transcribed to SRC rows | Once, at Stage 2 | Research agents | Master Brain |
| IF-15 | Zaid | project_data.py RQ and ACT registers | A to B | Requests verbatim, and answers to open actions | Chat, transcribed | On every request | Zaid | Master Brain |
| IF-16 | project_data.py (C1 Source of Truth) | model_agedcare.py (C10 Aged Care Financial Model) | A to B | Source and assumption identifiers, resolved by checker C36 | Python identifiers | On every build | Master Brain | Master Brain |
| IF-17 | model_agedcare.py (C10 Aged Care Financial Model) | build_financial_model.py (C6 Financial Model) | A to B | Aged care per-client economics, reconciled cell by cell by checker C37 | Python function returns | On every build | Master Brain | Master Brain |
| IF-18 | model_agedcare.py (C10 Aged Care Financial Model) | trade_study.py (C11 Trade Study Engine) | A to B | Contribution per client, capital and break-even figures cited by each score | Python function returns | On every build | Master Brain | Master Brain |
| IF-19 | trade_study.py (C11 Trade Study Engine) | build_study.py (C5 Study Builder) | A to B | Ranking, margin and the sensitivity that escalates the decision | Python function returns | On every build | Master Brain | Master Brain |
| IF-20 | model_agedcare.py (C10 Aged Care Financial Model) | build_business_plan_json.py (C12 Business Plan Twin) | A to B | Every figure in the business plan's cost-benefit and revenue sections | Python function returns | On every build | Master Brain | Master Brain |
| IF-21 | build_business_plan_json.py (C12 Business Plan Twin) | build_business_plan.py (C12 Business Plan Twin) | A to B | business_plan.json, validated by twelve checks before the A3 page is generated | JSON file | On every build | Master Brain | Master Brain |
| IF-22 | tidy.py (C13 Placement Enforcement) | run_checks.py (C8 Checker Suite) | A to B | The placement report, consumed by checker C35 so there is one definition of what belongs where | Python function return | On every check run | Master Brain | Master Brain |