> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gobl.org/llms.txt
> Use this file to discover all available pages before exploring further.

# CodeMap

CodeMap is a map of keys to specific codes, useful to determine regime specific codes from their key counterparts.

## Validation Rules

| Field                  | Test                                           | Validation Code / Message                                  |
| ---------------------- | ---------------------------------------------- | ---------------------------------------------------------- |
| <small>CodeMap</small> | <ul class="gobl-test"><li>Valid keys</li></ul> | `GOBL-CBC-CODEMAP-01`<br />All code map keys must be valid |