UK PFAS Policy, Regulation and the Direction of Travel
UK PFAS policy, the direction of travel is becoming clearer
On the 6th July, the UK Government has published its formal response to the Environmental Audit Committee’s report on the risks from PFAS.
The response is significant, not because it provides immediate answers to every question surrounding PFAS regulation, but because it gives a clearer indication of the direction in which UK policy is moving.
Across the response, several themes stand out for businesses using PFAS, importing products containing PFAS, managing potentially contaminated sites, or considering alternatives.
Closer alignment with the EU is clearly part of the direction of travel
One of the clearest messages concerns the future of UK REACH.
The Government recognises that regulatory divergence can create additional complexity, uncertainty, trade barriers and duplicated costs for businesses. Its stated intention is to reform UK REACH so that restrictions can be introduced more quickly and efficiently, while being more closely aligned with the EU.
Importantly, the Government says that it intends to draw from final EU regulatory decisions unless there are compelling reasons to diverge.
This does not mean automatic alignment. The UK will retain control over its regulatory decisions, and important questions remain around what would constitute a compelling reason to take a different approach.
However, for businesses operating in both the UK and EU markets, the practical implication is clear. Developments under EU REACH remain highly relevant to future UK regulatory strategy and should form part of forward planning.
The Government plans targeted engagement and formal consultation on the design of the reformed UK REACH system, with reforms and any necessary legislation intended by December 2028.
Restrictions on PFAS remain a question of scope, use and alternatives
The Environmental Audit Committee called for an essential use approach, rapid restrictions on non essential uses, and a group based approach to PFAS regulation.
The Government response is more cautious.
It supports the objective of transitioning towards safer alternatives, while recognising that some uses of PFAS may continue to deliver important societal or environmental benefits. Decisions will need to consider risks, benefits, technical performance and the availability of suitable alternatives.
The Government is also waiting to see the final outcome of the EU’s universal PFAS restriction process before determining aspects of the UK approach.
This reinforces the importance of understanding PFAS use at a detailed level.
For organisations, the relevant questions are likely to include:
- Where are PFAS present within products, processes and supply chains?
- What function do they perform?
- How critical is that function?
- Are technically and economically feasible alternatives available?
- How long would substitution realistically take?
- What could be the wider environmental, safety or performance consequences of substitution?
The policy debate is moving beyond a simple question of whether PFAS should be restricted. Increasingly, the challenge is understanding where uses occur, why they occur, what alternatives exist and what the consequences of transition would be.
Supply chain transparency is likely to become increasingly important
The Committee recommended mandatory disclosure of PFAS across supply chains.
The Government has not committed to introducing such a system, but it clearly recognises the value of better information about where PFAS are used, in what quantities and for what purposes.
The response also acknowledges the practical difficulties.
Global supply chains are complex. Information on substances in mixtures and articles may be fragmented, inconsistent or unavailable. Obtaining reliable information on PFAS identity and concentration can therefore be challenging.
Nevertheless, the direction is towards greater transparency.
Even before any new mandatory reporting system is introduced, businesses may benefit from improving their own understanding of PFAS across supply chains. This can support regulatory preparedness, customer engagement, substitution planning and future waste management decisions.
Monitoring is becoming increasingly connected to regulatory action
The Environment Agency’s monitoring programme is a central part of the UK PFAS Plan.
According to the Government response, monitoring data are being used to identify hotspots, assess trends, prioritise facilities for further investigation and inform regulatory interventions, including permit reviews and compliance activity.
The Environment Agency can also require operators to undertake enhanced monitoring and investigations where more detailed site specific information is needed.
This is important because the UK approach is not solely about future restrictions on placing substances or products on the market. PFAS policy also concerns emissions, contaminated land, wastewater, landfill, waste treatment and remediation.
For businesses in potentially relevant sectors, understanding possible sources, pathways and receptors is therefore likely to become increasingly important.
The polluter pays principle could have significant long term implications
Another important theme is the Government’s support for the polluter pays principle.
The Committee proposed a national PFAS Remediation Fund and asked the Government to consider mechanisms including emissions levies and ways of extending financial responsibility to imported products.
The Government has not committed to these specific mechanisms. However, it considers the proposals worthy of serious consideration and is exploring the potential role of levies, remediation funds and other financing arrangements.
This could become a significant area of future policy development.
The challenge will be how responsibility is allocated across complex and often historic supply chains, particularly where contamination may have accumulated over decades and where manufacturers, importers, downstream users, site operators and waste managers may all form part of the wider picture.
Technology and evidence will remain central to the transition
The response also highlights investment in research, monitoring, remediation and destruction technologies.
The Government intends to explore further investment in PFAS remediation and non incineration destruction technologies from 2027/28. Technologies referenced include ultrasound treatment and catalytic degradation.
At the same time, the UK Health Security Agency is developing human biomonitoring capability, while the Food Standards Agency is expanding PFAS monitoring across foods including fish, eggs, milk and vegetables.
Together, these activities should gradually strengthen the evidence available for future policy and regulatory decisions.
What should organisations be doing now?
The immediate conclusion should not be that every PFAS use will be restricted in the same way or on the same timetable.
The more useful conclusion is that the policy direction is becoming clearer.
UK REACH reform is intended to accelerate decision making and draw more closely from EU regulatory decisions. Pressure for greater supply chain transparency is increasing. The availability and performance of alternatives will be central to future decisions. Environmental monitoring is increasingly connected to regulatory action. Questions around liability and the costs of remediation are likely to become more important.
For organisations with potential PFAS exposure, this creates a case for early, proportionate preparation.
That may mean understanding where PFAS are present, identifying their function and criticality, assessing the evidence around alternatives, reviewing potential emissions and waste pathways, and considering how regulatory developments in both the UK and EU could affect future decisions.
The PFAS policy landscape is still developing, but waiting for every detail to be settled before assessing potential exposure may leave organisations with less time and fewer options when regulatory requirements become clearer.
At RPA, we support organisations in understanding emerging chemicals regulation, assessing alternatives, analysing socioeconomic impacts and developing evidence to support robust decision making.
If you are considering how UK or EU PFAS developments could affect your organisation, products or supply chains, please get in touch.