What the golden thread is in law
The golden thread is not a marketing phrase. In occupation, section 88 of the Building Safety Act 2022 requires an accountable person for a higher-risk building to keep prescribed information to prescribed standards (and so far as possible up to date), keep copies of prescribed documents, and obtain missing prescribed material where practicable. What is prescribed is set out in SI 2024/41 Schedule 1. Section 88 was brought fully into force on 16 January 2024 (SI 2024/40).
During design and construction, golden thread duties sit in SI 2023/909 Part 4: the client must provide an electronic facility for golden thread information; the principal designer and principal contractor must keep that information current; completion handover must put usable digital information with the accountable person / Responsible Person as applicable.
GOV.UK guidance applies to England. A higher-risk building is broadly at least 7 storeys or 18 metres high and contains at least 2 residential units or is a hospital or care home. Occupied golden thread guidance for accountable persons focuses on high-rise residential buildings (7 storeys / 18m with at least 2 residential units), which must be registered with the BSR before people live there.
There is no single PDF named “the golden thread”. It is the connected set of prescribed information and documents — digital, accurate, accessible, and transferable when responsibility changes (BSA s.90).
Instruments that define the golden thread
The Act sets the duty. Secondary legislation and GOV.UK / CLC guidance explain content and practice. Threadsovereign implements the England HRB lifecycle against these Tier A instruments:
Gateway regime, golden thread, HRB registration, occupied safety management
Gateway 1, 2 and 3 submissions and BSR correspondence
BSR registration and 14-day material change notifications
16 prescribed KBI categories (regs 3–18) and 28-day submission deadline
Safety case, 10 risk management principles, engagement, complaints, notices
Prescribed golden thread information (Schedule 1) and provision of information to residents and other prescribed persons
Who is responsible
Design & construction (SI 2023/909 Part 4)
- Client — provides the electronic golden thread facility with version control and access policies; keeps information describing the building and how it complies with building regulations (GOV.UK).
- Principal Designer — keeps design information up to date and works with the principal contractor to evidence design during construction.
- Principal Contractor — uses the client’s system so construction records stay current and evidenced against building regulations.
Occupation (BSA s.88 / s.90)
- Accountable Person / PAP — keeps golden thread information and manages the record-keeping system for the high-rise residential building (GOV.UK).
- On change of AP, BSA s.90 requires prescribed information and documents to transfer to the incoming AP, with regulator notification. Failure without reasonable excuse is a criminal offence.
- Some Schedule 1 items (registration, KBI, BAC) are prescribed only for the AP who is also the PAP.
The occupied golden thread is the evidence base the BSR draws on when assessing a Building Assessment Certificate application — see the BAC application guide.
How information must be kept
GOV.UK requires information about a higher-risk building to be managed and stored so that it is:
- Kept digitally
- Secure from unauthorised access
- Available when someone needs the information
- Presented in a way someone can use
- A building’s single source of truth
- Accessible — simple format, easy to understand, written in plain English
- Compliant with GDPR (as stated on GOV.UK; UK data protection law continues to apply)
The client’s system should support version control so users can see changes, with policies for security and authorised access. Paper alone does not meet the digital duty. GOV.UK lists the types of building-control approval evidence the facility helps assemble — for example:
- Drawings and plans
- Competence declaration
- Construction control plan
- Change control plan and log
- Building regulations compliance statement
- Fire and emergency file
- Client authorisation
- Site location plan
- Mandatory occurrence reporting plan
- Planning statement
- Partial completion strategy
For occupied high-rise residential buildings, GOV.UK states APs / PAPs must keep (as a minimum headline):
- Health and safety file
- Safety case report
- Residents’ engagement strategy
- Mandatory occurrence reporting system
That GOV.UK list is a plain-language summary. The full prescribed list for occupied APs is SI 2024/41 Schedule 1 below.
SI 2024/41 Schedule 1 — what must be held
Schedule 1 is the closed prescribed list of information (paragraphs 2–14 under BSA s.88(1)) and documents (paragraphs 16–31 under BSA s.88(2)). The themes below map those paragraphs in plain English for procurement and duty-holder planning — always check the statutory text for conditions, PAP-only items, and keep windows (often 5 or 7 years).
Building compliance: scheme work
Paras 2 & 17 — fire safety information / certificates for scheme work handed to the Responsible Person under SI 2023/909, where work to the HRB is scheme work only.
Registration
Paras 3 & 18 — most up-to-date registration information and registration certificates. Prescribed only for the AP who is also the PAP.
Key Building Information
Para 4 — KBI given by the PAP to the regulator under SI 2023/396 once 28 days have elapsed since a registration application. PAP only.
Building assessment certification
Paras 5, 19–21 — BAC application information/documents, refusal notices (7-year window), and the most recent BAC. Primarily PAP duties.
Fire safety management
Paras 6 & 22 — list of fire safety management measures and their locations; plus the most recent Fire Safety Order art.9-related documents for managing fire-spread risk.
Evacuation
Para 7 — evacuation strategy and evacuation information for the AP’s part of the building (and building-wide where the AP is also PAP).
Fire Safety Regulations information
Paras 8 & 23 — information required under Fire Safety (England) Regulations 2022 regs 4–6, including external-wall design/materials records and floor plans where those regs apply.
Structural risks
Paras 9 & 24 — list of structural safety measures; structural risk assessments / statements (keep the most recent where it is complete).
Management of building safety risks
Paras 10 & 25–26 — planned maintenance schedules, inspection reports, building safety risk assessments, the safety case report, maintenance records (7-year window), and SMS documents under BSA s.84.
Building design
Para 11 — planning/design/construction information on the design approach (e.g. design codes, British/International standards, design intention).
Mandatory reporting
Paras 12 & 28 — information supplied to the regulator under MOR duties and a summary of steps taken (7-year window), plus documents describing detailed MOR arrangements.
Resident engagement
Paras 13 & 29 — information and documents the AP must give residents or residential-unit owners under SI 2024/41 regs 7–8 and Schedule 2.
Complaints
Paras 14 & 30 — summaries of relevant complaints to the PAP (7-year window) and recurring-complaint logs where applicable.
Completion & partial completion
Para 16 — approved completion / partial completion certificate applications (and accompanying documents) plus the certificates themselves.
Plans
Para 27 — plans of the current construction and of the building as first constructed, for the parts the AP is responsible for.
Contravention notices
Para 31 — contravention notices given by an AP under BSA s.96 (5-year keep window).
Residents and sharing
GOV.UK states that accountable persons must provide building information on request to the Building Safety Regulator, other accountable persons for the building, and residents or owners of residential units. BSA sections 89–92 and SI 2024/41 add further detail: Schedule 2 safety information, Schedule 3 further-information requests, and additional prescribed persons (including, where applicable, fire and rescue authorities and clients for works).
Limitations exist for security, commercial sensitivity, and personal data (SI 2024/41 Part 4). Threadsovereign’s resident portal and evidence packs support those pathways without giving residents full operational control of the golden thread.
Full BSA lifecycle — how Threadsovereign covers it
Statutory BSA workflows sit on every paid plan (Starter is capacity-limited, not feature-limited on core compliance). Professional and Enterprise add operational depth. Claims below come from the live platform capability catalog.
Threadsovereign is built to prepare and evidence submissions to the BSR portal. It validates structured packages against checklist requirements, assembles portal-day packs (GOV.UK links, checklist status, correspondence, attestation register, HSE reference reminder), records local submission trace references, and captures manual HSE portal references after you file officially. Enterprise organisations can optionally enable a live HTTP BSR connector when customer middleware is configured — there is no public HSE duty-holder REST API. Duty-holders still file on GOV.UK; the platform does not replace the BSR or GOV.UK portals and never auto-files gateways, KBI, or occurrences to HSE.
Design & construction
BSA 2022 Part 3 — gateways, golden thread, duty holders
Principal Designer portal
BSA 2022 ss.34, 56
Project management, tasks, risks, sign-off queue, and gateway hub for design-phase duty holders.
Gateway 1, 2 & 3 workflows
SI 2023/909
Structured submission forms, mandatory-item checklists, evidence readiness gate, pre-submit validation, state machine, and BSR correspondence log.
Sign-off queue
Structured approve and request-changes workflow for safety-critical documents before gateway export — full audit trail on every decision.
Golden thread — design phase
SI 2023/909 Part 4
Document upload, version control, approvals, immutability guards, server-persisted permission categories, and structured indexing.
Change control & RFIs
BSA 2022 s.88
Safety-impact change requests with actions to update golden thread documents, safety case, Gateway 3 evidence, and BSR notification — supporting BSA s.88 “up to date” before Gateway 3. Contractor queries with drawing and specification references.
Competency evidence matrix
PAS 8671 / 8672 / 8673
PAS 8671 / 8672 / 8673-style role × person × review matrix, trade categories, supplier declarations, verification workflow, and certification expiry reminders.
Gateway portal-day pack
SI 2023/909
GOV.UK building-control links, checklist status, correspondence, attestation register, and HSE portal reference reminder — so evidence is not scattered on submission day.
CDM client duties, CPP & F10
CDM 2015 / BRAE 2023
Client arrangement records, construction phase plans, HSE F10 notification tracking, and PCI pack distribution.
Construction products register
Product name, manufacturer, and certification references linked to the golden thread.
Formal handover
BSA 2022 s.76
Handover package assembly, checklist, drawings, manuals, BSM capture, AP responsibility-transfer records, and DocuSign handover e-signatures (when configured). Framed for BSA s.76 occupation handover as well as Gateway 3 completion.
Advisory HRB description classifier
SI 2023/275
SI 2023/275-aligned advisory checks for higher-risk building descriptions and common exclusions (e.g. hospital, care home, hotel). Never auto-sets HRB status — duty-holders decide.
Client & contractor portals
Client approvals, building-scoped shared documents with bulk ZIP export, contractor tasks, RFIs with response threads, and certification tracking.
Registration & certification
HRB registration, KBI, and building assessment certificates
BSR building registration
BSA 2022 s.78; SI 2023/315
Registration tracking with AP details, building summary, and BSR registration number.
14-day registration change notifications
SI 2023/315 reg.4
Material change tracking with auto-calculated BSR notification deadlines and overdue alerts.
Key Building Information — 16 categories
SI 2023/396
All SI 2023/396 regs 3–18 with completion indicators, 28-day deadline tracking, and structured export packages ready for BSR portal submission.
Building Assessment Certificate
BSA 2022 ss.79–82
BAC readiness — direction tracking, 28-day deadline, submission pack, and appeal support — plus renewal alerts and BSR assessment visit records.
PAP/AP common parts notice (PDF)
BSA 2022 s.82
Generate and print the statutory notice for display in common parts with AP contact details. Physical posting in common parts remains an operational AP duty outside the platform.
AP information transfer on change of AP (s.90)
BSA 2022 s.90; SI 2024/41 reg.13
Checklist and attestation for outgoing Accountable Person prescribed information on change of AP — all eight mapped pack themes (SI 2024/41 reg.13). Distinct from AP/BSM responsibility-transfer records and from s.76 construction handover. Presence attestation only — legal adequacy remains with the duty-holder.
Occupied phase safety & engagement
Safety case, MOR, residents, and Building Assessment Certificate (BAC) readiness — direction tracking, submission pack, and appeal support
Safety case report
SI 2023/907 reg.4–5
Five structured sections with individual attestation of all 10 risk management principles, material-change revision alerts, and BSR submit readiness.
Mandatory occurrence reporting
BSA 2022 s.87; SI 2023/907 reg.6
Issue tracking with notice-as-soon-as-possible and full-report deadlines from the day the occurrence came to the Accountable Person’s attention (calendar days), BSR portal reference capture, and extension workflow. Never auto-files to HSE.
BAC readiness
BSA 2022 ss.79–82
Including Building Assessment Certificate (BAC) readiness — direction tracking, submission pack, and appeal support.
Golden thread — occupied phase
BSA 2022 s.88
Maintenance schedules, contravention notices, building plans, and Sched.1 retention rules.
Building safety statements
SI 2023/907
Structured annual and resident-engagement building safety statements for occupied HRBs, linked to safety-case and engagement evidence.
FRA lifecycle & fire door inspections
BSA 2022 s.156; FSER 2022
Full fire risk assessment records, assessor competence tracking, review scheduling, FSER 2022 door inspection cadences, and failed-door-to-safety-issue escalation.
EEIS & PEEP register
FSER 2022 reg.3A
Emergency Evacuation Information Sharing arrangements and Personal Emergency Evacuation Plans per resident.
Resident information portal
BSA 2022 ss.89–92; SI 2024/41
Schedule 2 safety information, Schedule 3 requestable documents, live duty-holder visibility, building-scoped document library, and safety concern channel (s.91B).
Engagement strategy & complaints
SI 2023/907 regs 10, 12
Residents' engagement strategy with 21-day consultation, engagement effectiveness (reg.10) — strategy status, consultation, points in 90 days, open info requests — plus reg.12 complaint handling with platform policy SLAs (10 UK working-day ack/response and 15 working-day reconsideration — not a fixed national SI clock), substantive responses, and automated reminders.
Contravention & BSR compliance notices
BSA 2022 ss.96, 99
AP-to-resident contravention notices and BSR-to-AP compliance notice tracking with appeal deadlines.
BSR annual returns & annual fees
Annual return generation and BSR fee amount, due date, and receipt tracking per building.
BSR governance
Single point of contact, duty-holder competence (PAS 8673), insolvency notifications, resident access 48h notice, BSR correspondence with linked project documents, and manual HSE portal references on submissions.
Leaseholder protections & remediation
Part 5 — relevant buildings (11–18m / 5–6 storeys)
Qualifying lease register
BSA 2022 Part 5; Schedule 8
Lease records with Schedule 8 cap calculator — low-value test, contribution caps, and cladding limits.
Relevant defects log
Defects from 1992–2022 with remediation tracking and notification events.
Remediation orders & landlord certificates
BSA 2022 ss.116–125
FTT remediation order tracking, RICS Landlord's Certificate issue workflow, and Part 5 pack PDF export.
Compliance intelligence & integrations
Analytics, automation, and regulatory content
Compliance CMS
Monitored regulatory sources, versioned checklists, change history, and project impact visibility.
Compliance horizon register
Emerging obligations tracker for Single Construction Regulator and evolving building safety policy.
BSA readiness — scorecard & portfolio
Per-building compliance scorecard (incomplete and overdue items across KBI, safety case, occurrences, FRA, fire doors, PEEPs, engagement, complaints, info requests, registration changes, BAC, annual return) and multi-HRB portfolio ranked by readiness. All plans.
Statutory deadline calendar & ICS
10-, 14-, and 28-day statutory clocks and review dates in one place, with ICS download for calendar apps. All plans.
Evidence packs
SI 2024/41; BSA Part 5
AP inspection pack, resident rights pack (SI 2024/41), Schedule 8 / Part 5 pack, and cryptographic inspection bundle for BSR visits, insurers, and counsel. All plans.
Advisory PDF pre-fill
Upload a PDF (planning pack, SMS policy, engagement strategy, FRA). Extract draft fields for KBI (SI 2023/396), safety-case SMS (SI 2023/907 reg.5), engagement strategy (reg.10), and FRA (s.156 / FSO). Apply as draft only — user reviews every field. Validators judge presence of fields; the model never decides legal adequacy and never auto-submits to the BSR. Professional+.
AI document completeness scan
Advisory scan of uploaded PDFs/DOCX against human-written BSA validators — flags missing sections for SMS, emergency plans, BAC, KBI, principles, engagement strategy, CPP, competency certificates, fire strategy, and complaint responses. FRA completeness scan is not enabled pending legal review. Professional+.
Portfolio analytics
Compliance dashboards, portfolio RAG scoring, occupied BSO matrix (SI 2023/907), building-by-building breakdowns, scheduled branded PDF delivery, and BSR compliance digest.
Automation & webhooks
Configurable automation rules with background execution, smart deadline notifications, and outbound webhooks across 25+ event types with HMAC-SHA256 signing and delivery retry.
BSR inspection evidence bundle
One-click export of handover, golden thread, and compliance evidence for regulatory inspection — alongside readiness evidence packs.
Building Safety Levy evidence store
BSA s.58; SI 2025/1236
Record levy liability, amount paid, payment date, and receipt URL on projects (client-readable). Evidence store only — not a levy calculator, HMRC payment integration, or live application engine. Levy in force from 1 October 2026.
Operational depth (Professional+)
Submission polish, notifications, and automation on top of the statutory floor.
Submission readiness
Evidence gates and structured approvals before BSR export
Gateway evidence readiness gate
SI 2023/909
Blocks gateway export until mandatory evidence items are linked — reducing incomplete BSR submissions.
Golden thread inspection manifest
One-click manifest for BSR inspection visits — handover, golden thread, and compliance evidence bundled for export.
CDM F10 & PCI pack audit
CDM 2015
Tracks HSE F10 notification status and Pre-Construction Information distribution before construction starts.
Occupied-phase operations
Deadlines, extensions, and regulatory correspondence
Occurrence extension workflow
SI 2023/907 reg.6
Structured BSR extension requests with portal reference capture and engagement prompts when reporting is overdue.
Material change safety case alerts
SI 2023/315 reg.4
Flags safety case revisions when building information changes materially — with 14-day registration notification tracking.
BSR visit action items & RBCA alerts
Records BSR assessment visit outcomes, tracks remediation action items, and alerts when Responsible Building Control Authority engagement is required.
BAC renewal tasks & BSR fee cron
BSA 2022 ss.79–82
Building Assessment Certificate renewal task generation, early-reassessment flags, and automated BSR annual fee due-date reminders per building.
Residents, PEEP & fire safety
Engagement SLAs and evacuation planning controls
Resident request SLA tracker
SI 2024/41 Schedule 3; SI 2023/907 reg.12
Schedule 3 fulfilment visibility with SLA tracking, substantive response workflow, and reg.12 complaint reconsideration for information requests.
PEEP review notifications
FSER 2022 reg.3A
Automated alerts when PEEP reviews are due, with Article 9 special-category data controls on resident evacuation plans.
Failed fire door → safety issue
FSER 2022
Failed flat-entrance or common-area door inspections automatically raise occupied-phase safety issues for AP follow-up.
Notifications & calendar
Multi-channel alerts and two-way calendar sync (Professional+)
Browser push notifications
Web Push (VAPID) subscriptions with per-event preferences — dispatched alongside email and SMS for gateway deadlines, occurrences, BAC renewals, FRA/PEEP reviews, and compliance alerts.
SMS statutory deadline alerts
Twilio SMS for Professional+ teams on FRA reviews, BAC renewals, PEEP reviews, remediation deadlines, and other BSR-critical dates when enabled in notification preferences.
BSR compliance digest
Scheduled digest of upcoming BSR deadlines, overdue items, and legislation register changes for duty-holder teams.
Calendar two-way sync
Tokenised iCal subscribe feed plus Google/Outlook OAuth — push compliance deadlines out, import external events in, with conflict detection. Google Meet and Microsoft Teams meeting links supported.
Automation & outbound integrations
Rules engine, webhooks, and team channels
Automation rule executor
Installable automation templates with toggle, duplicate, and delete — background execution for deadline and status-change triggers.
25+ outbound webhook events
HMAC-SHA256 signed payloads for gateways, occurrences, FRA, fire doors, PEEP, remediation, BAC, and document lifecycle events — with delivery retry.
Microsoft Teams & Slack
Per-organisation incoming webhook adapters with event filtering — route compliance alerts to existing team channels.
Compliance horizon & register review
Emerging obligation alerts and quarterly legislation register review prompts for compliance CMS subscribers.
Enterprise depth
Portfolio scale, identity, API, retention, and CDE pilots for housing associations and multi-org groups.
Reporting & analytics
Professional+ dashboards · Enterprise hierarchy scope
Server-side branded PDF reports
Scheduled and on-demand compliance PDFs generated server-side with org branding — including occupied BSO matrix and SI 2023/907 compliance sections, not browser print dialogs.
Hierarchy portfolio analytics
Cross-organisation overview for parent housing associations and ALBs — gateway status, BSR deadlines, and occurrences rolled up across linked child orgs.
Consolidated hierarchy audit export
CSV export of activity and audit events across a multi-org hierarchy for group assurance and SIEM ingestion.
Enterprise API & integrations
Programmatic access and Autodesk APS pilot
Scoped API keys with OpenAPI 3.1
Rotatable Bearer keys with read/write scopes, per-key rate limits, optional expiry, usage logging, and a published OpenAPI 3.1 reference for integrations.
Autodesk APS (Revit / AutoCAD / ACC)
Enterprise OAuth pilot for Autodesk APS — Revit, AutoCAD, and ACC on the same connect path: browse hubs, selective document import (including DWG/DXF), project mapping, and version-aware re-sync. One OAuth connection covers the Autodesk catalog cards. Duty-holders choose what enters the golden thread — not an automatic full-library pull. In-product model Viewer is not included yet.
White-label auth & custom domain
Branded login, onboarding, and password-reset pages on your custom domain with org logo and colours — runtime URL rewriting for in-app links and transactional email.
Retention & governance
Enterprise data lifecycle controls
Legal hold & retention dashboard
Per-category retention rules, documents approaching expiry, legal hold flags that block purge, and scheduled retention jobs for long-term golden thread archives.
Full org data export
ZIP export of projects, documents, safety data, and activity for DSAR responses and off-boarding — alongside advanced single-org and hierarchy audit CSV export.
Custom roles & SCIM provisioning
Org-defined roles with portal access scopes, plus SCIM 2.0 user provisioning alongside SAML/OIDC SSO for Azure AD, Okta, and Google Workspace.
Each organisation's data is tenant-isolated with row-level security. Operator views serve duty-holders and Accountable Persons; any regulator-facing data sharing would be governed by explicit contractual terms and user disclosure — operator tenant data is never shared without authorisation.
Duty-holder portals
Golden thread access must match role. Threadsovereign separates portals so the right people see the right information.
Principal Designer
Design-phase project management, gateways, documents, handover
Client
Approvals, shared documents, Building Safety Levy visibility
Contractor
Tasks, RFIs, certifications, and queries
Resident
Schedule 2/3 information, requests, complaints, and safety concerns
Occupied (AP/BSM)
Safety case, KBI, FRA, remediation, returns, and governance
Compliance CMS
Regulatory content, checklists, horizon register (Professional+ read)
Analytics
Portfolio and occupied-phase compliance reporting (Professional+)
Eight questions for golden thread software procurement
Hold every vendor — including us — to the functional characteristics implied by the regulations and CLC / GOV.UK guidance. Prefer product walkthroughs against a real building scenario over slide decks.
1.Is the record digital, structured, and a single source of truth?
Yes for Threadsovereign workspaces: structured golden thread indexing, version control, approvals, and immutability guards. GOV.UK requires a digital record that is a building’s single source of truth. The BSR has also noted that information may be stored digitally across more than one system — government does not mandate a named product.
2.Does it cover the lifecycle end to end?
Design and construction golden thread duties sit in SI 2023/909 Part 4 (client facility, PD/PC update duties, handover). Occupied keep duties sit in BSA s.88 and SI 2024/41 Schedule 1. Threadsovereign covers Gateways 1–3, GT documents, handover, registration, KBI/BAC, safety case, MOR, residents, Part 5, and readiness evidence in one org workspace. See /platform.
3.Is information accurate, current, and change-controlled?
BSA s.88 requires APs to keep prescribed information in accordance with prescribed standards and, so far as possible, up to date. In product: change control and RFIs link safety-impact updates to golden thread documents, safety case, Gateway 3 evidence, and BSR notification; gateway readiness gates block incomplete exports.
4.Is it secure, with controlled access?
UK hosting (Supabase London), AES-256 at rest, TLS 1.2+ in transit, tenant isolation with row-level security, RBAC, and 2FA. ICO registered (ZC132889). Cyber Essentials (basic) readiness pack prepared for IASME submission — not yet certified; Plus/SOC 2/ISO remain roadmap. See /trust.
5.Does it provide an audit trail?
Immutable audit logs of material actions, sign-off decisions, document versions, and correspondence history — attributable and timestamped for regulatory inspection.
6.Is it accessible to the right people?
GOV.UK says occupied APs must provide building information on request to BSR, other APs, and residents or owners of residential units. SI 2024/41 expands prescribed persons further (e.g. fire and rescue authority, clients for works). Threadsovereign portals cover PD, Client, Contractor, Occupied (AP/BSM), and Resident pathways with RBAC.
7.Is it transferable on change of accountable person?
BSA s.90 requires the outgoing AP to give prescribed golden thread information and documents to the incoming AP (and notify the regulator). Failure without reasonable excuse is a criminal offence (up to two years’ imprisonment and/or a fine). Construction-phase handover to the AP is also required under SI 2023/909 / GOV.UK completion guidance. Threadsovereign supports formal handover packs, AP transfer records, evidence packs, and Enterprise org export.
8.Does it support Mandatory Occurrence Reporting?
Yes. Schedule 1 includes MOR information and arrangement documents; BSA s.87 and SI 2023/907 reg.6 set the occupied reporting regime. Threadsovereign provides structured MOR workflows with portal reference capture, extension workflow, notice-ASAP prompts, and attention-based 10-day deadline tracking.
Common failures we see on projects
- Safety-critical files only in email or personal drives with no version control
- Client has no version-controlled golden thread facility before construction (SI 2023/909)
- Contractor substitutions not reflected in the regulated record before Gateway 3 / completion
- Gateway 2 design intent diverging from as-built reality at handover
- No named AP/PAP owner for Schedule 1 updates after practical completion
- Resident-facing information disconnected from safety case evidence
- Cannot transfer a complete prescribed pack when the AP changes (BSA s.90)
Primary sources
- GOV.UK — Keeping information about a higher-risk building: the golden thread (updated 18 Sep 2024)
- BSA 2022 s.88 — Keeping information about higher-risk buildings
- BSA 2022 s.90 — Provision of information on change of accountable person
- SI 2023/909 Part 4 — Golden thread (design & construction)
- SI 2024/41 Schedule 1 — Golden thread information (occupied)
- GOV.UK — Preparing a building assessment certificate application (updated 1 Apr 2026)
- GOV.UK — Preparing a safety case report (updated 6 Dec 2024)
- GOV.UK — Design and construction of higher-risk buildings (collection)
- CLC — Delivering the Golden Thread (August 2024)
- Building Safety Regulator — Understanding the golden thread
Frequently asked questions
About the author
Cochise Derrick
Founder & Director
Cochise Derrick is the founder and director of Threadsovereign Ltd and the sole architect and developer of the Threadsovereign platform. With a background as a lead developer on central government digital services and current SC clearance, he brings the technical depth and regulatory understanding required to build compliance infrastructure that duty-holders can genuinely rely on. Threadsovereign is the result of over a year of focused development against the Building Safety Act 2022 and its statutory instruments.
Areas of focus
This page summarises public GOV.UK and legislation.gov.uk guidance for England. It is not legal advice. Always check the primary sources linked above for your building and duty-holder role.
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