Duty holders
Clarify client, designer, Principal Designer and contractor responsibilities before gaps become programme or evidence risk.
Compliance / 04
Compliance & Principal Designer
CDM, Principal Designer and client-side assurance support for heat network projects facing CP1, HNTAS, Ofgem and stronger technical-evidence expectations.
Compliance brief
Compliance should shape project decisions, not arrive as a paperwork exercise at the end.
Heat-network projects now face stronger expectations around CDM duties, design-risk management, technical assurance, consumer outcomes and evidence that can stand up to review.
DHS helps clients make duties, risk ownership and assurance evidence visible early enough to influence design, procurement, delivery and handover decisions.
Compliance decisions that matter
Compliance becomes useful when duties, design risk and evidence shape the decisions being made.
Use DHS when CDM duties, design-risk management and heat-network regulation need to shape the project before they become a late evidence scramble.
Design-risk control
Make design risks, assumptions, mitigations and ownership visible across the project team.
Assurance route
Map which evidence will support CP1, HNTAS, client governance, audit review and future regulatory questions.
Information management
Create practical records that decision makers, delivery teams and operators can actually use.
Procurement evidence
Make compliance expectations visible in scope, tender questions, deliverables and supplier responsibilities.
Technical standards
Connect CP1, HNTAS and sector guidance to the real project decisions being made.
Handover duties
Protect the link between design risk, commissioning records, O&M information and operator readiness.
Resident outcomes
Keep consumer-facing risk, reliability, safety and performance visible in governance decisions.
Assurance route
Every duty and decision leaves a record
DutyDecision gateEvidence
Client & PDAppointmentsDuty-holder record
Design teamDesign reviewRisk and action trail
Procurement teamTender issueAssurance requirements
Delivery teamHandoverAudit-ready evidence
Project assuranceCDMCP1HNTAS
Assurance evidence board
Assurance is strongest when each decision leaves a usable record.
Useful compliance support creates a trail: duty-holder clarity, design-risk registers, assurance checklists, review actions, evidence requirements and governance records.
- CDM and Principal Designer duties connected to heat-network project reality.
- CP1, HNTAS and regulatory expectations translated into practical project evidence.
- Governance records that explain how compliance influenced decisions.
Assurance gates
Make duties and evidence clear before review becomes retrospective.
Ofgem regulation, technical assurance, consumer protection and resident scrutiny make weak governance, unclear duty holders and missing evidence harder to defend.
Before appointments
Clarify duty holders, competence, evidence responsibilities and assurance expectations.
Before design freezes
Check design-risk ownership, CP1/HNTAS considerations and evidence requirements while decisions can still move.
Before procurement
Embed compliance deliverables, review gates and evidence responsibilities into scope and tender documents.
Before handover
Confirm the project can evidence commissioning, O&M, operator readiness and residual-risk information.
Project-stage fit
Where compliance & principal designer changes the outcome.
A more audit-ready project with clearer responsibility, better documentation and fewer late compliance surprises.
Early governance
Risk to clarify
Unclear duty holders and evidence requirements become harder to fix once the team is appointed.
Duty-holder, evidence and assurance route review.Design development
Risk to coordinate
Design risks can sit between disciplines unless ownership and mitigation are visible.
Design-risk coordination and review actions.Procurement
Risk to specify
Tender documents can miss compliance deliverables or leave assurance responsibilities ambiguous.
Compliance scope and supplier evidence input.Handover
Risk to defend
A project may be technically complete but weak on audit trail, residual risk and operator information.
Handover evidence and assurance readiness review.Practical outputs
Work products that help the next project decision.
The aim is evidence that can travel into the next meeting, tender, site decision, assurance review, commissioning stage or handover conversation.
CDM and duties
- Duty-holder clarity
- Principal Designer support
- Competence and responsibility notes
Design risk
- Design-risk coordination
- Risk registers and review actions
- Residual-risk information planning
Assurance
- CP1 and HNTAS readiness input
- Regulatory evidence planning
- Governance and assurance checklists
Handover
- O&M evidence requirements
- Commissioning and operator-readiness review
- Client-side assurance support
Compliance FAQ
Common questions before bringing DHS into this workstream.
Practical questions clients ask before appointing specialist support for this workstream.
What does Principal Designer support mean for heat networks?
It means CDM and design-risk duties are managed with an understanding of heat-network routes, plantrooms, controls, commissioning, handover and operating performance.
Can DHS support HNTAS and CP1 readiness?
Yes. DHS can help identify the practical evidence and governance needed to support CP1, HNTAS and client assurance expectations.
When should compliance support start?
At the earliest governance or design stage, before appointments, scope and evidence responsibilities harden.
Is this only paperwork?
No. The aim is to make compliance influence decisions: design risk, procurement, evidence, commissioning, handover and operator readiness.
How does this help clients?
It gives clients clearer duty-holder visibility, stronger records and fewer late surprises when the project is reviewed, handed over or challenged.
Connected services
Part of the wider DHS delivery chain.
01
Design
Network Design & Engineering
Heat network design and site-survey support for routes, utility clearance, PAS 128/GPR, topographic surveys and nationwide CCTV drainage surveys, energy centres, plantrooms and buildability decisions.
Buildable designs backed by site intelligence 02Commercial
Commercial & Cost Management
QS-led commercial discipline for heat network projects, from early cost planning and BoQ development through tender control, procurement support and contract-stage risk management.
Cost certainty and commercial rigour 03Delivery
Installation & Commissioning
Supply, installation and commissioning support that protects design intent through procurement, energy-centre and network works, testing and handover.
On-programme, first-time performance 04Compliance
Compliance & Principal Designer
CDM, Principal Designer and client-side assurance support for heat network projects facing CP1, HNTAS, Ofgem and stronger technical-evidence expectations.
Embedded regulatory compliance from day one 05Performance
Performance & Lifecycle Support
Lifecycle support for heat networks where performance depends on commissioning evidence, controls, HIUs, metering, monitoring, operator readiness and resident outcomes.
Long-term performance built inCompliance review
Make compliance evidence useful before it is urgent
If duties, risk ownership or assurance expectations are unclear, we can help bring the evidence route into focus.
Contact us today
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