By Rajesh Chhabara, Managing Director, CSRWorks International
The biggest mistake companies will make with CDP 2026 is to treat it as a routine annual disclosure exercise.
That would miss the point.
The real signal in this year’s changes is not simply that CDP has introduced new questions, expanded some topics, and adjusted a few scoring mechanics. It is that CDP is continuing to push environmental disclosure away from polished reporting and toward something more demanding: evidence that a company actually understands its impacts, dependencies, risks, opportunities, and response.
Many organisations still prepare CDP as if success depends mainly on drafting good answers. In practice, stronger responses increasingly depend on something else: whether the business has the systems, ownership, evidence, and internal alignment to support what it says. That is where CDP 2026 feels different. It is not just asking for more disclosure. It is raising the pressure on whether disclosure reflects management quality.
That comes through in several ways.
First, CDP is continuing its move toward more integrated environmental disclosure. The 2026 changes reinforce broader nature coverage and stronger alignment with frameworks such as TNFD, SBTN, GRI, and evolving GHG Protocol requirements. The practical message is simple: companies can no longer afford to manage climate, water, forests, and nature as separate conversations.
Too many still do.
They have one narrative for climate, another for water, a limited answer for forests, and only a partial view of how physical risk, supply chains, land use, and governance connect. CDP is clearly moving in the other direction. It is asking companies to show that they understand environmental issues as connected business issues. For practitioners, that should be read as a warning. Siloed disclosure is becoming harder to defend.
The SME changes show how far this is spreading. CDP is strengthening the SME questionnaire with new forests and water security-specific questions, easier-to-use guidance, and the introduction of the SME A score for climate change. SME forests and water will remain unscored in 2026, but the signal is obvious: environmental disclosure expectations are moving deeper into the value chain.
Large companies should pay attention to that too. A weak supplier disclosure base eventually becomes someone else’s reporting problem. Companies that rely on supplier data, procurement claims, or value chain engagement cannot keep treating supplier capability as peripheral. CDP is making it less peripheral.
The same logic applies to ocean and plastics. In 2026, full corporate responders can opt in to ocean disclosure, while plastics disclosure is being expanded with more detailed questions on targets, reuse models, packaging formats, and design for recycling and composting. Neither topic will be scored in 2026.
That does not make them strategically optional.
One of the easiest mistakes in CDP is to confuse unscored with unimportant. In reality, unscored topics often show where scrutiny is heading next. Ocean and plastics give companies a window to build ownership and data readiness before expectations harden. Smart teams will use that window well. Less prepared ones will delay, under-resource, and scramble later.
Forests may be where the practical consequences are felt fastest. In 2026, cocoa, coffee, and rubber become scored commodities, aligned with cattle, palm oil, soy, and timber. CDP will also provide sub-scores across all seven commodities and extend essential criteria accordingly, while refining reporting on no-deforestation and no-conversion targets.
That is not a marginal technical change. It is a direct warning to companies with exposure to those commodities.
For years, some businesses have treated cocoa, coffee, and rubber as secondary items in forests disclosure. That will be harder to sustain now. More of them will have to confront whether their traceability is strong enough, whether their targets are credible enough, and whether the evidence behind their claims is fit for scrutiny. This is one of the clearest examples of CDP 2026 pushing disclosure away from nice language and closer to operational substance.
Water security is moving the same way. CDP is asking for more specific information on wastewater treatment levels, discharge volumes, and whether organisations meet or go beyond regulatory standards. It is also strengthening questions on water pollutant management, including how success is measured, and giving more explicit visibility to SBTN-aligned freshwater targets and their validation status.
Again, the signal is bigger than the wording changes.
A lot of water disclosure still sounds better than the underlying water management. CDP 2026 is starting to make that harder. Companies with mature practices should be able to show them more clearly. Companies relying on broad commitments and generic stewardship language may find that increasingly uncomfortable. That is a healthy development. Environmental disclosure is more useful when it distinguishes real management from polished narrative.
Climate change changes for 2026 carry a similar message. CDP is preparing for future alignment with the GHG Protocol Land Sector and Removals Standard, updating energy-related reporting, maintaining alignment with revised RE100 criteria, and clarifying that ESRS verification can be accepted for emissions verification where relevant details are disclosed.
This is exactly why so-called transition years should not be misread.
Too many teams hear “transition year” and take it as permission to ease off. In disclosure terms, that is usually the wrong instinct. A transition year is when the direction of travel becomes visible before the full pressure arrives. The better response is to tighten systems, improve evidence, and sort out weak internal processes while there is still time.
The clearest sign of where CDP is heading may be adaptation and resilience. In 2026, CDP is broadening disclosure so that companies can say more clearly how adaptation and resilience are reflected in risk and opportunity assessment, governance, strategy, financial planning, and engagement. It also notes that in 2024, 48% of large reporting companies identified physical risks as having a substantive effect on their business, either now or in the future. Just as importantly, CDP will make minor scoring changes across modified questions to encourage companies to disclose actual adaptation and resilience actions, not just risk awareness.
That is a meaningful shift.
A lot of companies have become quite good at talking about climate risk. Far fewer are equally good at showing what they are doing about it. CDP is moving the conversation from recognising physical risk to demonstrating the response. That is where many disclosures still become thin.
And that internal gap is still one of the most underestimated weaknesses in CDP responses.
The popular assumption is that score leakage comes mainly from missing data or misunderstanding technical questions. Those matter, of course. But in practice, many of the biggest problems start earlier and more quietly: weak questionnaire set-up choices, poor ownership across functions, fragile support for claims, risk assessment processes that are less robust than assumed, exclusions that do not stand up well, and senior-level hesitation that slows or waters down disclosure.
That is why the most useful question for CDP 2026 is not “What has changed in the questionnaire?”
It is “Where are we most likely to lose credibility or points before drafting even begins?”
For many companies, the honest answer will be uncomfortable. The real weakness may not be a lack of sustainability ambition, but a lack of internal alignment. Or the issue may not be absence of action, but inability to evidence it clearly. Or the sustainability team may be ready, while key senior colleagues are still too sceptical, disconnected, or cautious to support disclosure that says what needs to be said.
This is where stronger CDP preparation starts to look less like form-filling and more like management discipline.
For 2026, companies should get a few basics right early. They should make sure the questionnaire set-up is correct, check which issues genuinely need attention, stress-test exclusions, decide early whether to opt in to ocean and plastics, and focus first on the scored themes that still matter most: climate change, forests, and water security. Ocean, plastics, and biodiversity may be unscored in 2026, but that does not mean they can be ignored. It simply means companies need a sense of proportion: pay attention to what is emerging, but do not let the attraction of what is new distract from where score pressure still sits.
Ultimately, CDP 2026 is another step in a direction that should be clear by now. Disclosure is becoming less about assembling answers and more about demonstrating that the business is genuinely managing what it says it is managing.
The companies that respond best to CDP 2026 will not be the ones with the best wording. They will be the ones whose disclosure is backed by a business that is actually prepared.
