Carbon questions are coming to your weighbridge — UK SRS and what yards should do before 2027

On 25 February 2026, the Department for Business and Trade quietly dropped a document that most yard owners won't have read — and should. The new UK Sustainability Reporting Standards aren't aimed at scrap yards, aren't mandatory yet, and won't trouble the vast majority of the BMRA membership list on day one. But any operator who thinks that means they can ignore it is going to get a nasty surprise when their biggest commercial customer emails asking for a carbon emissions breakdown on last quarter's tonnage.

Here's the editorial line up front: the rules aren't coming for you — your customers are, and your customers are going to push the paperwork downhill. The yards that are ready to answer will keep the contracts. The yards that aren't will find the phone ringing a bit less every quarter until it stops.

What actually got published

The Department for Business and Trade published the finalised versions of UK SRS S1 and UK SRS S2 on 25 February 2026. These are the UK's endorsed flavour of the ISSB global baseline standards — S1 is the general framework for sustainability-related financial disclosures, S2 is the climate-specific one. Think of S2 as the TCFD successor on steroids.

Right now the standards are voluntary. Anyone can choose to report against them. Nobody is forced to. The FCA is running a separate consultation on the UK Listing Rules, open until 20 March 2026, which is where mandatory reporting starts to take shape for listed companies.

The proposed timeline looks like this:

• 1 January 2027 — UK SRS S2 climate disclosures become mandatory for in-scope listed companies (around 515 primary-listed issuers under the FCA proposals).
• 1 January 2028 — Scope 3 emissions reporting on a comply-or-explain basis.
• 1 January 2029 — Broader UK SRS S1 sustainability disclosures on a comply-or-explain basis.
• Date TBD — Government consultation on amending the Companies Act 2006 to extend mandatory disclosure to "economically significant" private companies and LLPs.

That last bullet is the one most yards are missing. Listed companies first, private companies later, and in the meantime every company that reports is going to be asked to account for the carbon footprint of everything it buys and everything it sells. That last bit is where the scrap yard walks into the frame.

Scope 3 is the bit that matters to you

Scopes 1 and 2 are the boring ones from a yard operator's perspective — direct emissions from your own machinery and the electricity you buy. Scope 3 is the beast. It's everything upstream and downstream: suppliers, contractors, the carbon embedded in materials you purchase, and critically, the emissions associated with the materials you sell on down the chain.

For a steelmaker, Scope 3 upstream includes the scrap they melt. For a car manufacturer, it includes the recycled aluminium and copper in their supply chain. For a construction firm, it includes the demolition arisings they sold to you last month and the rebar they'll buy next month. For a local authority running fleet refresh, it includes the end-of-life vehicles they weigh in through your gate. All of these businesses — listed today, private tomorrow — will need to report the carbon intensity of those flows.

They cannot do that without data from their suppliers and their buyers. Which means, eventually, yours.

The compliance dates are 2027 and 2028 on paper. The commercial dates will be earlier. Procurement teams don't wait for legislation — they wait for their own boardroom to get nervous about being asked an awkward question at an AGM, and then the purchase order terms change overnight. Expect carbon clauses in tender packs and framework renewals from the back half of 2026 onwards.

Why yards are actually well-placed for this conversation

Here's the thing that should make every operator reading this slightly more optimistic: scrap metal recycling has one of the best carbon stories in British industry. Recycled steel uses around 70% less energy than primary production. Recycled aluminium uses around 95% less. Recycled copper saves roughly 85%. These are not small numbers and they are not controversial.

The yard that can put those numbers on a piece of headed paper, alongside tonnage by grade and a credible methodology, is the yard that keeps the Tata Port Talbot contract, keeps the Marcegaglia Sheffield tender, keeps the demolition contractor who's just signed an ESG clause into their framework agreement. The yard that says "we don't really do carbon numbers" is the yard that loses them.

The EAF transition is the other half of this picture. Every tonne of UK scrap that gets melted in a domestic electric arc furnace rather than a Turkish induction furnace has a materially better carbon story attached to it — shorter haul, greener grid, cleaner process. Yards that can articulate this to their downstream buyers are positioning themselves for exactly the kind of premium domestic pricing the Steel Strategy has been hinting at for two years.

What to actually do between now and the end of 2026

None of this requires a sustainability consultant on a £90k retainer. It requires a bit of discipline and some honest bookkeeping. Start here.

1. Get your Scope 1 and 2 house in order first. You can't credibly talk about the avoided emissions in the scrap you sell if you don't know the emissions from your own diesel and electricity. Pull twelve months of fuel receipts and your electricity bills. Convert them using the government's GHG conversion factors — free, official, updated every June. You now have a baseline. Most yards under 50 staff can do this in an afternoon.

2. Log tonnage by grade and destination. If you're not already doing this cleanly in your weighbridge system, start. The carbon value of the scrap you sell depends entirely on what it is and where it goes. 100 tonnes of heavy melt to a UK EAF and 100 tonnes of mixed bales onto a boat to Pakistan tell very different stories to your customer's sustainability team.

3. Pick a methodology and stick to it. The ISSB standards — which UK SRS adopts almost word-for-word — explicitly require organisations to use the GHG Protocol to calculate their emissions. That's the standard your customers will be using. Don't invent your own. Align to GHG Protocol from day one and everything you produce will be legible to a buyer's procurement team.

4. Draft a one-page "sustainability statement" for your yard. Tonnages processed, grade split, approximate destination split, your own Scope 1 and 2 footprint, the avoided emissions calculation based on standard recycled-vs-primary factors. One page. Headed paper. When the first procurement officer emails, you send it within an hour and win the account. When your competitors take three weeks to respond with a half-answer, you've already got the contract.

5. Watch the assurance regime. ISSA (UK) 5000 — the sustainability assurance standard — is effective for reporting periods beginning on or after 15 December 2026. Translation: by the back end of next year, the numbers your customers report about you will need to stand up to a third-party auditor. Numbers you can't evidence are numbers that get quietly dropped from procurement packs — and so are the suppliers who provided them.

The ScrapIQ take

UK SRS isn't a sustainability tax dressed up as disclosure, and it isn't a box-ticking exercise either. It's a commercial filter. Big buyers are going to use it — and the procurement clauses that flow from it — to decide which suppliers make the cut. Yards that can answer "what's the carbon story on this load?" with a number and a method will win work. Yards that can't will lose it.

The deadlines on paper are 2027 and 2028. The deadlines in the real world — in procurement tenders, framework renewals, and bank loan covenants — are already here.

Six months from now, how many of your top ten customers do you think will have asked for a carbon breakdown? And more to the point: will you be the yard that has one ready, or the yard scrambling to put one together after the email lands?

Have your customers started asking for Scope 3 or carbon data yet? Which sectors are pushing hardest — construction, automotive, local authorities, steel? Get in touch — we'd like to publish a composite picture in a forthcoming edition of [The Weekly Melt](/newsletter).