> ## 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.

# Ordering

Ordering provides additional information about the ordering process including references to other documents and alternative parties involved in the order-to-delivery process.

## Schema ID

`https://gobl.org/draft-0/bill/ordering`

## Properties

| Title            | Property     | Type                                                  | Description                                                                                                                                            |
| ---------------- | ------------ | ----------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Code             | `code`       | [cbc.Code](/draft-0/cbc/code)                         | Identifier assigned by the customer or buyer for internal routing purposes.                                                                            |
| Identities       | `identities` | array of [org.Identity](/draft-0/org/identity)        | Any additional Codes, IDs, SKUs, or other regional or custom identifiers that may be used to identify the order.                                       |
| Cost             | `cost`       | [cbc.Code](/draft-0/cbc/code)                         | Buyer accounting reference cost code associated with the document.                                                                                     |
| Period           | `period`     | [cal.Period](/draft-0/cal/period)                     | Period of time that the document refers to often used in addition to the details provided in the individual line items.                                |
| Buyer            | `buyer`      | [org.Party](/draft-0/org/party)                       | Party who is responsible for issuing payment, if not the same as the customer.                                                                         |
| Seller           | `seller`     | [org.Party](/draft-0/org/party)                       | Seller is the party liable to pay taxes on the transaction if not the same as the supplier.                                                            |
| Issuer           | `issuer`     | [org.Party](/draft-0/org/party)                       | Issuer represents a third party responsible for issuing the document, but is not responsible for tax. Some tax regimes and formats require this field. |
| Projects         | `projects`   | array of [org.DocumentRef](/draft-0/org/document_ref) | Projects this document refers to.                                                                                                                      |
| Contracts        | `contracts`  | array of [org.DocumentRef](/draft-0/org/document_ref) | The identification of contracts.                                                                                                                       |
| Purchase Orders  | `purchases`  | array of [org.DocumentRef](/draft-0/org/document_ref) | Purchase orders issued by the customer or buyer.                                                                                                       |
| Sales Orders     | `sales`      | array of [org.DocumentRef](/draft-0/org/document_ref) | Sales orders issued by the supplier or seller.                                                                                                         |
| Receiving Advice | `receiving`  | array of [org.DocumentRef](/draft-0/org/document_ref) | Receiving Advice.                                                                                                                                      |
| Despatch Advice  | `despatch`   | array of [org.DocumentRef](/draft-0/org/document_ref) | Despatch advice.                                                                                                                                       |
| Tender Advice    | `tender`     | array of [org.DocumentRef](/draft-0/org/document_ref) | Tender advice, the identification of the call for tender or lot the document relates to.                                                               |