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AREA · DERBY

Derby

Design and manufacture of the nuclear reactors that power the Royal Navy’s submarine fleet, at the Raynesway site.
MATERIAL & SUBSTANCE COMPLIANCE · DERBY

Material compliance support for Derby — REACH, CLP, BPR, DSEAR

We support businesses operating in and around Derby with UK REACH, EU REACH, CLP, BPR, POPs and DSEAR compliance — from initial substance and material assessments through to full registration, classification and ongoing management.

From site audits and gap assessments to ongoing regulatory liaison, we give Derby-based teams a single, experienced point of contact for material and substance compliance, without the overhead of building that expertise in-house.

Why Raynesway matters for material assurance.

Two nuclear-licensed sites operate at Raynesway in Derby: the Neptune reactor test facility and the Nuclear Fuel Production Plant, where reactor cores are assembled. Raynesway has been the design and manufacturing base for the Royal Navy’s submarine reactor plants since the 1950s, and now produces the PWR3 reactor used in the Dreadnought class and the future SSN-AUKUS submarines.
Reactor plant manufacturing sits under some of the most tightly controlled material and substance regimes in UK industry, combining nuclear safety case requirements with standard defence and civil chemical compliance for every other material on the platform.
Organisations supporting non-reactor-plant material and substance compliance around a nuclear submarine programme need to work carefully alongside that nuclear safety framework, rather than in place of it.
✓Material and substance compliance support for non-reactor-plant systems and equipment
✓Working alongside nuclear safety case requirements without duplicating or conflicting with them
✓Assessing material change implications across long-lead, multi-decade manufacturing programmes
✓Building clear, defensible records for the material decisions outside the reactor safety boundary

Embedding compliance into how your programme runs.

Material and substance compliance on a defence programme is not a one-off check. It needs a plan, a process, and people who know how to keep it current as the programme changes — and, when it matters, a way of speaking to the regulators and other parties involved with one consistent voice.

Management planning
We set up a materials compliance management plan for your programme, defining scope, roles, milestones and review cadence, so material and substance obligations are visible and owned from the outset rather than discovered late.
Process and policy setup
We help establish the policy and process framework behind compliance decisions — how they get made, recorded and approved — so judgements are consistent across a programme rather than depending on who happens to be asked.
Analysis, amendment and change management
We provide ongoing analysis of materials and substances against evolving regulation and defence standards, and route the compliance implications of design or supplier changes through a formal change-control process, so nothing changes without the right people knowing.
Training and education
We build compliance capability inside your own project team through role-specific training for engineering, design and procurement staff, so good decisions get made day to day rather than needing a specialist asked every time.
Integration into project and procurement teams
We embed material compliance checkpoints into your existing project gates and procurement processes — supplier qualification, tender evaluation, contract clauses — so compliance sits inside normal programme and supply chain activity, not alongside it.
Liaison with regulators and other parties
We can act as a point of liaison with UK and EU regulators and competent authorities, and coordinate with other contractors and consultants working on the same programme, so evidence and positions stay consistent and defensible across the whole supply chain.

Ready to talk through your requirement?

Tell us where the uncertainty sits. We will help you define the requirement and the right level of support.
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Need help with REACH, CLP or material compliance?

Get specialist regulatory and material assurance support across the UK, EU, industry and defence sectors — REACH, CLP, BPR, DSEAR and the evidence to back it up.

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Email queries: support@ps-ltd.co.uk

Product Stewardship Ltd provides specialist regulatory support, material assurance and compliance training for organisations operating across the UK, EU, industry and defence sectors.

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