bng-details

Biodiversity net gain details

Details about the biodiversity net gain assessment including pre-development value, habitat loss information, and required supporting documents

Fields

• Pre development date pre-development-date:

  Date of pre-development biodiversity value calculation, must align with application or justified earlier date

  Required: True

  Datatype: datetime

  Expected number: 1

• Pre development biodiversity value pre-development-biodiversity-value:

  Calculated biodiversity value in Habitat Biodiversity Units

  Required: True

  Datatype: number

  Expected number: 1

• Earlier date reason earlier-date-reason:

  Reason for using a pre-development date that is earlier than the application submission

  Required: False

  Datatype: string

  Expected number: 1

• Habitat loss after 2020 habitat-loss-after-2020:

  Indicates whether there has been degradation of onsite habitat(s) after 30 Jan 2020

  Required: False

  Datatype: boolean

  Expected number: 1

• Habitat loss details habitat-loss-details:

  Details of habitat loss or degradation events

  Required: False

  Datatype: object

  Expected number: 1

  Habitat loss details component

  Loss date

  loss-date

  Date the activity causing habitat loss or degradation occurred

  Required: True

  Datatype: datetime

  Expected number: 1

  Pre loss biodiversity value

  pre-loss-biodiversity-value

  Biodiversity value immediately before habitat loss or degradation occurred, measured in Habitat Biodiversity Units

  Required: True

  Datatype: number

  Expected number: 1

  Supporting evidence

  supporting-evidence

  Description or reference to supporting documents for habitat loss or degradation evidence

  Required: False

  Datatype: string

  Expected number: 1

• Loss date loss-date:

  Date the activity causing habitat loss or degradation occurred

  Required: True

  Datatype: datetime

  Expected number: 1

• Pre loss biodiversity value pre-loss-biodiversity-value:

  Biodiversity value immediately before habitat loss or degradation occurred, measured in Habitat Biodiversity Units

  Required: True

  Datatype: number

  Expected number: 1

• Supporting evidence supporting-evidence:

  Description or reference to supporting documents for habitat loss or degradation evidence

  Required: False

  Datatype: string

  Expected number: 1

• Metric publication date metric-publication-date:

  Publication date of the biodiversity metric tool used for calculations

  Required: True

  Datatype: datetime

  Expected number: 1

• Irreplaceable habitats irreplaceable-habitats:

  Indicates whether the site contains any irreplaceable habitats

  Required: True

  Datatype: boolean

  Expected number: 1

• Irreplaceable habitats details irreplaceable-habitats-details:

  Description and references for any irreplaceable habitats identified on the site

  Required: False

  Datatype: string

  Expected number: 1

• Supporting documents supporting-documents:

  References to supporting documents that have been uploaded with the application

  Required: True

  Datatype: object

  Expected number: 1 or more

  Supporting document component

  Reference

  reference

  A unique reference for the data item

  Required: True

  Datatype: string

  Expected number: 1

  Details

  details

  Additional details or information about an item

  Required: False

  Datatype: string

  Expected number: 1

• Reference reference:

  A unique reference for the data item

  Required: True

  Datatype: string

  Expected number: 1

• Details details:

  Additional details or information about an item

  Required: False

  Datatype: string

  Expected number: 1

Rules

• each document in supporting-documents must have a `reference` that matches a document in application.documents

Used in modules

• Biodiversity net gain