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British International Investment
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Due diligence phase

Section 6 / Climate Risk Management Toolkit

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Guides asset and client-level risk assessment, financed emissions, data collection, and materiality quantification.

Section 6 - Due diligence phase

Source guidance

British International Investment · Original source page

Overview

Executive Summary

Section 6 guides FIs through embedding climate risk management into due diligence processes. Covering climate risk assessment, financed emissions, data collection, and materiality quantification. It emphasises the importance of structured, proportional, and forward-looking approaches to identifying and evaluating climate-related risks at both asset and portfolio levels.

Physical risk assessment focuses on client location, exposure, vulnerability, and adaptive capacity. Transition risk assessment focuses on high-emitting and hard-to-abate sectors, using scenario analysis and guidance to evaluate policy, technology, market, and reputational risks. Materiality quantification translates complex climate risks into clear, auditable metrics, supporting FI decision-making, regulatory alignment, and client transition journeys. Section 6 is especially useful for risk teams, credit officers, sustainability specialists, and auditors seeking to embed climate risk into due diligence and portfolio management.

Jump to modules in this section

Module 9

Transition risk assessment

Assesses policy, market, technology, legal, and reputational risk drivers.

Working toolOutput: Transition risk rating
Guidance, tools and source materials

Included guidance

  • - Guidance 7a: Sectoral heatmap
  • - Guidance 7b: Transition risk questionnaire
  • - Guidance 7c: Asset-level transition information flow
  • - Guidance 7d: Transition risk output example

Tools

Transition risk questionnaire

Exports

PDF and Excel

Open assessment

Original module guidance

Module 10

Financed emissions

Guides the calculation and interpretation of financed emissions as risk and opportunity signals.

Working toolOutput: Financed emissions estimate
Guidance, tools and source materials

Included guidance

  • - Guidance 8a: Step-by-step financed emissions approach
  • - Guidance 8b: Attribution example
  • - Guidance 8c: External financed emissions resources

Tools

Financed emissions calculation workspace

Exports

PDF and Excel

Open assessment

Original module guidance

Module 11

Climate risk data collection

Defines recommended fields for client and transaction-level data collection.

Working toolOutput: Due diligence data request
Guidance, tools and source materials

Included guidance

  • - Guidance 9: Recommended fields for due diligence climate risk data collection

Tools

Due diligence data request builder

Exports

PDF and Excel

Open assessment

Original module guidance

Module 12

Client climate risk maturity assessment

Assesses a client or investee's climate risk management capability.

Working toolOutput: Client maturity profile
Guidance, tools and source materials

Included guidance

  • - Client climate maturity questionnaire
  • - Governance, risk management, metrics and resilience dimensions

Tools

Tool 2: Client climate risk maturity assessment

Exports

PDF and Excel

Open assessment

Original module guidance

Module 13

Materiality quantification

Helps institutions prioritize risks using qualitative and quantitative approaches.

Working toolOutput: Materiality rating
Guidance, tools and source materials

Included guidance

  • - Guidance 10a: Qualitative climate risk materiality rubric
  • - Guidance 10b: Quantitative climate risk materiality for advanced FIs

Tools

Materiality matrix

Exports

PDF and Excel

Open assessment

Original module guidance

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