{
  "$id": "https://raw.githubusercontent.com/bcgov/nr-pies/refs/heads/main/docs/spec/element/data/code.schema.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Code",
  "description": "A code symbol representing the primary code value.",
  "type": "string",
  "pattern": "^[A-Z][A-Z0-9]*(?:_[A-Z0-9]+)*$"
}