# BT-83 Remittance information

Reference the buyer should quote when making the payment.

## Quick answer

Reference the buyer should quote when making the payment.

> **Delivery and payment**: Delivery dates, payment means, and the operational context around settlement.

## In plain language

Reference the buyer should quote when making the payment.

Reference the buyer should quote when making the payment.

This field is important for automatic cash application because it tells the buyer exactly what to enter as payment reference.

## What you usually enter here

Payment reference text

Typical valid values include: INV-2026-001

Optional according to EN 16931-1.

## What goes wrong often

Avoid values like:

## Examples in context

This field is important for automatic cash application because it tells the buyer exactly what to enter as payment reference.

Optional according to EN 16931-1.

## Valid Examples

- INV-2026-001

## Related Fields

This field is important for automatic cash application because it tells the buyer exactly what to enter as payment reference.

- [BT-81 Payment means type code](/resources/xrechnung/bt-81-payment-means-type-code)
- [BT-84 Payment account identifier](/resources/xrechnung/bt-84-payment-account-identifier)

## XML mapping and field facts

Open the technical reference if you need XML paths, validator rule codes, legal wording, or schema-specific mapping details.

### Field ID:
BT-83

### Data Type:
text

### Cardinality:
0..1

### Requirement:
Optional

### Max Length:
100 characters

### Since Version:
Optional

## XML Implementation

### UBL 2.1 Syntax
```
/Invoice/cac:PaymentMeans/cbc:PaymentID
```

### CII (UN/CEFACT) Syntax
```
/CrossIndustryInvoice/SupplyChainTradeTransaction/ApplicableHeaderTradeSettlement/ram:SpecifiedTradeSettlementPaymentMeans/ram:Information
```

## Why the standard cares about this field

### Business Context
This field is important for automatic cash application because it tells the buyer exactly what to enter as payment reference.

### Legal Requirement
Optional according to EN 16931-1.

## Official sources and tools

- [KoSIT Validator](https://erechnungsvalidator.service-bw.de/)
- [Invoice Converter](/pdf-to-xrechnung)
- [XRechnung Standard](https://xeinkauf.de/xrechnung/)
- [Test Suite](https://github.com/itplr-kosit/xrechnung-testsuite)