Carbon credits have long been pitched as a convenient solution for hard-to-cut emissions. Buy enough credits, neutralize your footprint, done. But when it comes to scope 3 emissions, the reality is far messier. Scope 3 covers all the indirect greenhouse gas emissions that occur across a company’s value chain, from the raw materials suppliers extract to the way customers eventually dispose of a product. That’s a wide net, and the idea that carbon offsetting can simply cancel out those emissions is one of the more persistent misconceptions in corporate sustainability.
So, can scope 3 emissions be offset with carbon credits? The short answer is: not in the way most people hope. The longer answer involves science-based frameworks, the limits of carbon accounting, and a more honest look at what genuine net zero actually requires. Let’s unpack it properly.
Why scope 3 emissions resist simple carbon credit fixes
Scope 3 is notoriously difficult to manage because the emissions don’t happen within a company’s own operations. They occur in places the company doesn’t directly control, like a supplier’s factory, a freight carrier’s fleet, or a customer’s home. This distributed nature is exactly what makes a simple “buy credits, problem solved” approach so problematic.
Carbon credits work by funding emission reductions or removals elsewhere, typically in forestry, renewable energy, or methane capture projects. The logic is that a tonne of CO2 avoided somewhere else compensates for a tonne emitted in your value chain. But this equivalence is harder to defend when the emissions in question are spread across dozens of suppliers in multiple countries, involve different GHGs, and are often estimated rather than precisely measured. The data quality challenges alone make it difficult to claim a credible offset relationship. Add the well-documented concerns about carbon credit integrity, including questions about permanence, additionality, and double-counting, and the case for using credits as a primary scope 3 strategy starts to look shaky.
What the science-based targets framework says about offsetting
The Science Based Targets initiative (SBTi) is the most widely recognized framework for corporate climate action, and its position on carbon credits is clear and worth understanding carefully. SBTi does not allow companies to use carbon credits to meet their near-term science-based targets. That includes scope 3 targets. Credits can be used to go beyond a target, meaning to address residual emissions after deep cuts have already been made, but they cannot substitute for actual emission reductions.
This matters enormously for how companies structure their net zero strategies. Under the SBTi Corporate Net-Zero Standard, companies are required to reduce their scope 1, 2, and 3 emissions in line with a 1.5°C pathway before neutralizing any remaining residual emissions with high-quality carbon removals. The emphasis is on reduction first, neutralization second. Using carbon credits as a shortcut to avoid the harder work of scope 3 reduction doesn’t meet the standard and, increasingly, won’t hold up to scrutiny from investors, regulators, or the public.
Reporting frameworks like CDP also push companies to disclose their scope 3 emissions and the strategies they’re using to address them, which means vague offsetting claims are becoming harder to hide.
Where carbon credits can still play a legitimate role
None of this means carbon credits are worthless. They do have a legitimate place in a well-designed climate strategy, just not as a replacement for emission reductions. The key is understanding what they’re actually suited for.
- Addressing residual emissions: Once a company has done the hard work of cutting emissions across its value chain, some residual emissions will likely remain, particularly in hard-to-abate sectors. High-quality carbon removals, such as those from direct air capture or durable biomass storage, can be used to neutralize these genuine residuals.
- Bridging during transition periods: While long-term structural changes are being implemented, such as switching suppliers or redesigning products, some organizations use credits as a temporary measure. This is only credible when paired with a clear, time-bound reduction roadmap.
- Beyond-value-chain mitigation: Some companies choose to invest in carbon credit projects as a form of climate contribution that goes beyond their own footprint, essentially funding climate action in the wider world while still pursuing internal reductions. This is increasingly recognized as a complementary action, not a substitute.
The common thread across all three scenarios is that carbon credits are supporting tools, not the main event. A strategy built primarily on offsetting scope 3 emissions rather than reducing them is unlikely to survive regulatory scrutiny, and it’s increasingly out of step with what frameworks like SBTi and CDP require. The most credible approaches treat credits as the final layer, not the foundation.
Alternatives that actually reduce scope 3 at the source
Reducing scope 3 emissions requires engaging with the parts of the value chain where those emissions actually originate. That’s more complex than buying credits, but it’s also where real progress happens.
Supplier engagement
A large share of scope 3 emissions for most companies sits in purchased goods and services, which falls under category 1 of the GHG Protocol’s scope 3 categories. Working directly with key suppliers to set emission reduction expectations, share data, and build capacity is one of the most impactful levers available. Some companies use procurement criteria or preferred supplier programs to incentivize lower-carbon choices.
Product and service redesign
The way a product is designed often determines most of its lifetime emissions, including end-of-life disposal. Life cycle thinking, supported by specialists in life cycle assessment (LCA), can identify where the biggest emission hotspots are and inform design decisions that reduce them at the source.
Switching to lower-carbon logistics and energy
Transportation and distribution (category 9) and fuel and energy-related activities (category 3) are significant sources of scope 3 emissions for many organizations. Shifting freight to lower-carbon modes, consolidating shipments, or working with logistics providers who are themselves decarbonizing can make a meaningful difference.
Customer use and end-of-life
For consumer-facing businesses, emissions from product use and disposal can dwarf everything else in the value chain. Designing for energy efficiency, durability, and recyclability, and communicating this to customers, addresses these downstream categories in ways that no carbon credit can replicate.
What all these approaches share is that they require real knowledge of the value chain, strong stakeholder relationships, and often, specialist expertise to implement well. There’s no universal playbook because every company’s scope 3 profile looks different.
How to build a credible scope 3 strategy with expert support
Building a credible scope 3 strategy starts with understanding what you’re actually dealing with. That means conducting a thorough scope 3 inventory to identify which categories are most material for your business, then prioritizing action based on where the biggest reductions are possible.
This is genuinely complex work. Scope 3 emissions reduction consultants bring the technical knowledge to help organizations map their value chain emissions accurately, engage suppliers effectively, and set targets that align with frameworks like SBTi. LCA specialists can dig into product-level emissions with a level of precision that general carbon accounting doesn’t provide. CSRD experts can help ensure that whatever strategy you develop is reported in a way that meets the growing disclosure requirements now coming into force across Europe. The right type of specialist depends entirely on where your organization is in its journey and what your most pressing challenges are.
One thing is consistent, though: getting the strategy right from the start saves a lot of costly corrections later. Companies that build scope 3 strategies on shaky foundations, whether that means over-relying on carbon credits or using poor-quality emissions data, tend to face harder questions down the line from regulators, investors, and customers alike.
Build your scope 3 strategy with the right people behind you
Scope 3 is one of the most technically demanding areas in corporate sustainability, and it’s also one where the stakes are highest. Whether you’re trying to set a credible net zero target, respond to CSRD requirements, or simply get a clearer picture of your value chain emissions, having the right expertise in your corner makes a real difference.
That’s where we come in. At Dazzle, we match organizations with pre-screened sustainability freelancers who specialize in exactly the kind of work you need, whether that’s scope 3 strategy, supplier engagement, LCA, or sustainability reporting. You can be working with the right expert within 48 hours, without the long lead times or overhead that come with traditional consultancies. If you’re ready to build a scope 3 strategy that actually holds up, reach out to our team and we’ll help you find the right fit.
If you’re interested in learning more, contact our team of experts today.
