# Sustainability

- [Sustainability Subsidy API](/english/sustainability/sustainability-subsidy-api.md): The Subsidies API enables users to discover sustainability subsidies in the Netherlands based on their postcode and access Dutch loan programs such as Warmtefonds and SVN.
- [Authentication, input and response](/english/sustainability/sustainability-subsidy-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-subsidy-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Energylabel insights API](/english/sustainability/energylabel-insights-api.md): The Energylabel insights API returns the impact of an energylabel change on sale duration and difference in expected transaction price vs. asking price
- [Changelog](/english/sustainability/energylabel-insights-api/changelog.md): Changelog of the deploy of the Energylabel Insights API in format iteration (1.01) and (expected) release date (year, month and day)
- [Authentication, input and response](/english/sustainability/energylabel-insights-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/energylabel-insights-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Output interpretation](/english/sustainability/energylabel-insights-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [EPC API](/english/sustainability/epc-api.md): The EPC API processes EPC PDFs and returns content on your current situation
- [Changelog](/english/sustainability/epc-api/changelog.md): Changelog of the deploy of the EPC API in format iteration (1.01) and (expected) release date (year, month and day).
- [API Key Information](/english/sustainability/epc-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Authentication, input and response](/english/sustainability/epc-api/authentication-input-and-response.md): Details on input output and authentication requirements
- [Output Interpretation](/english/sustainability/epc-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Building geometry API](/english/sustainability/building-geometry-api.md): Fetch building geometry data from a building with the address as the input
- [Authentication, input and response](/english/sustainability/building-geometry-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/building-geometry-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Output interpretation](/english/sustainability/building-geometry-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [NTA 8800 Energylabel API](/english/sustainability/nta-8800-energylabel-api.md): Welcome to the NTA 8800 Energylabel API documentation. This API uses a combination of various sources and methods to deliver the most accurate energy label estimates possible.
- [Changelog](/english/sustainability/nta-8800-energylabel-api/changelog.md): Changelog of the deploy of the Energylabel API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/nta-8800-energylabel-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/nta-8800-energylabel-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Output interpretation](/english/sustainability/nta-8800-energylabel-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [NTA 8800 Energylabel v2 API](/english/sustainability/nta-8800-energylabel-v2-api.md): Welcome to the NTA 8800 Energylabel v2 API documentation. This API uses a combination of various sources and methods to deliver the most accurate energy label estimates possible.
- [Houses](/english/sustainability/nta-8800-energylabel-v2-api/houses.md)
- [Migration Guide: v1 → v2](/english/sustainability/nta-8800-energylabel-v2-api/houses/migration-guide-v1-v2.md): This page provides an overview of the changes required when migrating from v1 to v2 of the API.
- [Changelog](/english/sustainability/nta-8800-energylabel-v2-api/houses/changelog.md): Changelog of the deploy of the Energylabel v2 API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/nta-8800-energylabel-v2-api/houses/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/nta-8800-energylabel-v2-api/houses/api-key-information.md): Understanding and Obtaining Your API Key
- [Example API calls](/english/sustainability/nta-8800-energylabel-v2-api/houses/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/nta-8800-energylabel-v2-api/houses/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Apartments](/english/sustainability/nta-8800-energylabel-v2-api/apartments.md)
- [Migration Guide: v1 → v2](/english/sustainability/nta-8800-energylabel-v2-api/apartments/migration-guide-v1-v2.md): This page provides an overview of the changes required when migrating from v1 to v2 of the API.
- [Changelog](/english/sustainability/nta-8800-energylabel-v2-api/apartments/changelog.md): Changelog of the deploy of the Energylabel v2 API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/nta-8800-energylabel-v2-api/apartments/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/nta-8800-energylabel-v2-api/apartments/api-key-information.md): Understanding and Obtaining Your API Key
- [Example API calls](/english/sustainability/nta-8800-energylabel-v2-api/apartments/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/nta-8800-energylabel-v2-api/apartments/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Frequently Asked Questions (FAQ)](/english/sustainability/nta-8800-energylabel-v2-api/frequently-asked-questions-faq.md)
- [Satellite Roof Scan](/english/sustainability/satellite-roof-scan.md): .This API adds intelligence to the energy transition by combining AI-driven detection with open services, enabling smarter decisions, faster adoption, and stronger collaboration in renewable energy.
- [Authentication, input and response](/english/sustainability/satellite-roof-scan/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/satellite-roof-scan/api-key-information.md): Understanding and Obtaining Your API Key
- [Sustainability API](/english/sustainability/sustainability-api.md): Querying the Sustainability API for a Dutch home gives the sustainability measures and Ecovalue market value increase.
- [Changelog](/english/sustainability/sustainability-api/changelog.md): Changelog of the deploy of the Sustainability API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/sustainability-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Energylabel](/english/sustainability/sustainability-api/energylabel.md): Explanation of the different energylabel inputs and outputs
- [Improving the advice](/english/sustainability/sustainability-api/improving-the-advice.md): The Sustainability API offers a lot of functions to improve the output from customers- and/or suppliers perspective. This page explains the different functions
- [Example API calls](/english/sustainability/sustainability-api/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/sustainability-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Increasing energy costs](/english/sustainability/sustainability-api/increasing-energy-costs.md): How to use the API to adjust the calculations based on current or expected energy costs for gas and electricity.
- [Exclude measures](/english/sustainability/sustainability-api/exclude-measures.md)
- [Search criteria](/english/sustainability/sustainability-api/search-criteria.md)
- [Measures](/english/sustainability/sustainability-api/measures.md): Provides a detailed overview of various measure codes related to the sustainability aspects of buildings.
- [Insulation values](/english/sustainability/sustainability-api/insulation-values.md): Regarding the measures for insulation for the wall, roof and floor the specifications are found below.
- [Comfort score](/english/sustainability/sustainability-api/comfort-score.md): A comfort score is calculated for each home based on the home characteristics.
- [CO2](/english/sustainability/sustainability-api/co2.md): CO2 calculation
- [Coverage](/english/sustainability/sustainability-api/coverage.md): Unfortunately, it is not possible to (accurately) calculate the sustainability measures for all homes in the Netherlands. Below you will find the segments to which this applies, plus an explanation.
- [Cost table input](/english/sustainability/sustainability-api/cost-table-input.md): Depending on the supply chain partner handling the installation of measures it is possible to overwrite default values in regards to costs and calculations when given as input.
- [Frequently Asked Questions (FAQ)](/english/sustainability/sustainability-api/frequently-asked-questions-faq.md)
- [Sustainability API v2](/english/sustainability/sustainability-api-v2.md): Querying the Sustainability API for a Dutch home gives the sustainability measures and Ecovalue market value increase.
- [Changes from previous version](/english/sustainability/sustainability-api-v2/changes-from-previous-version.md)
- [Changelog](/english/sustainability/sustainability-api-v2/changelog.md): Changelog of the deploy of the Sustainability API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/sustainability-api-v2/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-api-v2/api-key-information.md): Understanding and Obtaining Your API Key
- [Example API calls](/english/sustainability/sustainability-api-v2/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/sustainability-api-v2/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Warnings](/english/sustainability/sustainability-api-v2/warnings.md)
- [Search criteria](/english/sustainability/sustainability-api-v2/search-criteria.md)
- [Measures](/english/sustainability/sustainability-api-v2/measures.md): Provides a detailed overview of various measure codes related to the sustainability aspects of buildings.
- [Insulation values](/english/sustainability/sustainability-api-v2/insulation-values.md): Regarding the measures for insulation for the wall, roof and floor the specifications are found below.
- [Measure filters](/english/sustainability/sustainability-api-v2/measure-filters.md): Provides a detailed overview of various measure filters.
- [Cost indicators](/english/sustainability/sustainability-api-v2/cost-indicators.md): Depending on the supply chain partner handling the installation of measures it is possible to overwrite default values in regards to costs and calculations when given as input.
- [Lock measures](/english/sustainability/sustainability-api-v2/lock-measures.md): With this function it is possible to lock measures from improvement via the input lock\_measures.
- [Exclude measures](/english/sustainability/sustainability-api-v2/exclude-measures.md): Next to the function of locking measures it is possible to exclude individual measures via the input exclude\_measures.
- [Energylabel](/english/sustainability/sustainability-api-v2/energylabel.md): Explanation of the different energylabel inputs and outputs
- [Coverage](/english/sustainability/sustainability-api-v2/coverage.md): Unfortunately, it is not possible to (accurately) calculate the sustainability measures for all homes in the Netherlands. Below you will find the segments to which this applies, plus an explanation.
- [CO₂ emissions](/english/sustainability/sustainability-api-v2/co-emissions.md): CO₂ calculation
- [Frequently Asked Questions (FAQ)](/english/sustainability/sustainability-api-v2/frequently-asked-questions-faq.md)
- [Sustainability API v2 for Apartments](/english/sustainability/sustainability-api-v2-apartments.md): Querying the Sustainability API for a Dutch home gives the sustainability measures and Ecovalue market value increase.
- [Changelog](/english/sustainability/sustainability-api-v2-apartments/changelog.md): Changelog of the deploy of the Sustainability API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/sustainability-api-v2-apartments/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-api-v2-apartments/api-key-information.md): Understanding and Obtaining Your API Key
- [Example API calls](/english/sustainability/sustainability-api-v2-apartments/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/sustainability-api-v2-apartments/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Warnings](/english/sustainability/sustainability-api-v2-apartments/warnings.md)
- [Search criteria](/english/sustainability/sustainability-api-v2-apartments/search-criteria.md)
- [Measures](/english/sustainability/sustainability-api-v2-apartments/measures.md): Provides a detailed overview of various measure codes related to the sustainability aspects of buildings.
- [Insulation values](/english/sustainability/sustainability-api-v2-apartments/insulation-values.md): Regarding the measures for insulation for the wall, roof and floor the specifications are found below.
- [Measure filters](/english/sustainability/sustainability-api-v2-apartments/measure-filters.md): Provides a detailed overview of various measure filters.
- [Cost indicators](/english/sustainability/sustainability-api-v2-apartments/cost-table-input.md): Depending on the supply chain partner handling the installation of measures it is possible to overwrite default values in regards to costs and calculations when given as input.
- [Lock measures](/english/sustainability/sustainability-api-v2-apartments/lock-measures.md): With this function it is possible to lock measures from improvement via the input lock\_measures.
- [Exclude measures](/english/sustainability/sustainability-api-v2-apartments/exclude-measures.md): Next to the function of locking measures it is possible to exclude individual measures via the input exclude\_measures.
- [Energylabel](/english/sustainability/sustainability-api-v2-apartments/energylabel.md): Explanation of the different energylabel inputs and outputs
- [Coverage](/english/sustainability/sustainability-api-v2-apartments/coverage.md): Unfortunately, it is not possible to (accurately) calculate the sustainability measures for all homes in the Netherlands. Below you will find the segments to which this applies, plus an explanation.
- [CO₂ emissions](/english/sustainability/sustainability-api-v2-apartments/co-emissions.md): CO₂ calculation
- [Sustainability API v2 Delta](/english/sustainability/sustainability-api-v2-delta.md): This Delta variant shows the results and impact of specific sustainability measures on a property, both financially and on the energy label.
- [Changelog](/english/sustainability/sustainability-api-v2-delta/changelog.md): Changelog of the deploy of the Sustainability API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/sustainability-api-v2-delta/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-api-v2-delta/api-key-information.md): Understanding and Obtaining Your API Key
- [Example API calls](/english/sustainability/sustainability-api-v2-delta/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/sustainability-api-v2-delta/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Warnings](/english/sustainability/sustainability-api-v2-delta/warnings.md)
- [Measures](/english/sustainability/sustainability-api-v2-delta/measures.md): Provides a detailed overview of various measure codes related to the sustainability aspects of buildings.
- [Insulation values](/english/sustainability/sustainability-api-v2-delta/insulation-values.md): Regarding the measures for insulation for the wall, roof and floor the specifications are found below.
- [Measure filters](/english/sustainability/sustainability-api-v2-delta/measure-filters.md): Provides a detailed overview of various measure filters.
- [Cost indicators](/english/sustainability/sustainability-api-v2-delta/cost-table-input.md): Depending on the supply chain partner handling the installation of measures it is possible to overwrite default values in regards to costs and calculations when given as input.
- [Energylabel](/english/sustainability/sustainability-api-v2-delta/energylabel.md): Explanation of the different energylabel inputs and outputs
- [Coverage](/english/sustainability/sustainability-api-v2-delta/coverage.md): Unfortunately, it is not possible to (accurately) calculate the sustainability measures for all homes in the Netherlands. Below you will find the segments to which this applies, plus an explanation.
- [CO₂ emissions](/english/sustainability/sustainability-api-v2-delta/co-emissions.md): CO₂ calculation
- [Frequently Asked Questions (FAQ)](/english/sustainability/sustainability-api-v2-delta/frequently-asked-questions-faq.md)
- [Sustainability API v2 Delta for Apartments](/english/sustainability/sustainability-api-v2-apartments-delta.md): The Sustainability Delta API bridges technical upgrades with financial impact, enabling data-driven sustainability decisions across the Dutch housing ecosystem.
- [Changelog](/english/sustainability/sustainability-api-v2-apartments-delta/changelog.md): Changelog of the deploy of the Sustainability API in format iteration (1.01) and (expected) release date (year, month and day).
- [Authentication, input and response](/english/sustainability/sustainability-api-v2-apartments-delta/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/sustainability-api-v2-apartments-delta/api-key-information.md): Understanding and Obtaining Your API Key
- [Energylabel](/english/sustainability/sustainability-api-v2-apartments-delta/energylabel.md): Explanation of the different energylabel inputs and outputs
- [Example API calls](/english/sustainability/sustainability-api-v2-apartments-delta/example-api-calls.md): A collection of example API calls to the service.
- [Output interpretation](/english/sustainability/sustainability-api-v2-apartments-delta/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.
- [Measures](/english/sustainability/sustainability-api-v2-apartments-delta/measures.md): Provides a detailed overview of various measure codes related to the sustainability aspects of buildings.
- [Measure filters](/english/sustainability/sustainability-api-v2-apartments-delta/measure-filters.md): Provides a detailed overview of various measure filters.
- [Insulation values](/english/sustainability/sustainability-api-v2-apartments-delta/insulation-values.md): Regarding the measures for insulation for the wall, roof and floor the specifications are found below.
- [Warnings](/english/sustainability/sustainability-api-v2-apartments-delta/warnings.md)
- [CO2](/english/sustainability/sustainability-api-v2-apartments-delta/co2.md): CO2 calculation
- [Coverage](/english/sustainability/sustainability-api-v2-apartments-delta/coverage.md): Unfortunately, it is not possible to (accurately) calculate the sustainability measures for all homes in the Netherlands. Below you will find the segments to which this applies, plus an explanation.
- [Cost indicators](/english/sustainability/sustainability-api-v2-apartments-delta/cost-table-input.md): Depending on the supply chain partner handling the installation of measures it is possible to overwrite default values in regards to costs and calculations when given as input.
- [Frequently Asked Questions (FAQ)](/english/sustainability/sustainability-api-v2-apartments-delta/frequently-asked-questions-faq.md)
- [Solar panel roof scan API](/english/sustainability/solar-panel-roof-scan-api.md): Calculates the optimal layout of solar panels in terms of count, position etc. considering the rooftop's orientation and geometry. Additionally, it creates temporary image URLs of these simulations
- [Authentication, input and response](/english/sustainability/solar-panel-roof-scan-api/authentication-input-and-response.md)
- [API Key Information](/english/sustainability/solar-panel-roof-scan-api/api-key-information.md): Understanding and Obtaining Your API Key
- [Output interpretation](/english/sustainability/solar-panel-roof-scan-api/output-interpretation.md): An explanation and interpretation of every feature outputted in the API response.