Reference
Markdown exportBT-49 Buyer Electronic Address
Electronic address of the buyer for routing and delivery of electronic documents within the PEPPOL network
BT-49 (Buyer electronic address) is the routable identifier for delivering the invoice — a Leitweg-ID, PEPPOL endpoint, or registered email — qualified by an EAS scheme code. Mandatory in XRechnung; optional in base EN 16931. Both scheme ID and address must be supplied. Example: 0204:991-12345-XX.
BT-49 · EN 16931 / XRechnung 3.x
BT Reference Card
Canonical EN 16931 / XRechnung facts for this business term — citable from this anchor.
- BT code
BT-49- Name
- Buyer Electronic Address
- Cardinality
- Mandatory (M) — XRechnung; Optional (O) — EN 16931
- Business group
- BG-7 BUYER
- Data type
- Identifier
- Example value
0204:991-12345-XX- Common error
- BR-DE-9 / BR-DE-15 (rulepack ref): Buyer electronic address (BT-49) must be present in XRechnung. The value must include both a scheme identifier and the address itself.
- XRechnung note
- XRechnung promotes BT-49 from optional to mandatory. The scheme ID must be from EAS (e.g. 0204 for Leitweg-ID), and the value must be a routable electronic address (Leitweg-ID, PEPPOL endpoint, or registered email).
Quick answer
Electronic address of the buyer for routing and delivery of electronic documents within the PEPPOL network
Buyer details
Who receives the invoice and which buyer records or routing data must match.
In plain language
Electronic address of the buyer for routing and delivery of electronic documents within the PEPPOL network
Electronic address of the buyer for routing and delivery of electronic documents within the PEPPOL network
Critical for automated invoice delivery to the correct buyer organization through PEPPOL networks. Ensures invoices reach the intended recipient and enables electronic acknowledgment processes
What you usually enter here
Scheme identifier (4 digits) followed by colon and identifier value
Typical valid values include: 9930:DE987654321, 0088:4098765000014, 9906:9876543210987, 0204:9876543210
Mandatory since XRechnung 3.0.1 (2024) for buyer identification and compliance with PEPPOL BIS 3.0 electronic addressing requirements
What goes wrong often
Avoid values like: DE987654321, buyer@authority.gov, 987654321, TAX:DE987654321
Relevant rule codes: BR-DE-32, BR-63
Examples in context
Critical for automated invoice delivery to the correct buyer organization through PEPPOL networks. Ensures invoices reach the intended recipient and enables electronic acknowledgment processes
Mandatory since XRechnung 3.0.1 (2024) for buyer identification and compliance with PEPPOL BIS 3.0 electronic addressing requirements
Valid Examples
Use these points as the practical checks for this section.
- 9930:DE987654321
- 0088:4098765000014
- 9906:9876543210987
- 0204:9876543210
Invalid Examples
Use these points as the practical checks for this section.
- DE987654321
- buyer@authority.gov
- 987654321
- TAX:DE987654321
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-49
Data Type:
text
Cardinality:
1..1
Requirement:
Mandatory
Max Length:
50 characters
Since Version:
XRechnung 3.0.1+
XML Implementation
/Invoice/cac:AccountingCustomerParty/cac:Party/cbc:EndpointID/CrossIndustryInvoice/SupplyChainTradeTransaction/ApplicableHeaderTradeAgreement/ram:BuyerTradeParty/ram:URIUniversalCommunication/ram:URIIDValidation Rules
BR-DE-32
Buyer Electronic Address (BT-49) must be provided
BR-63
Buyer Electronic Address must contain scheme ID and value
Why the standard cares about this field
Business Context
Critical for automated invoice delivery to the correct buyer organization through PEPPOL networks. Ensures invoices reach the intended recipient and enables electronic acknowledgment processes
Legal Requirement
Mandatory since XRechnung 3.0.1 (2024) for buyer identification and compliance with PEPPOL BIS 3.0 electronic addressing requirements
FAQ
What is a Buyer Electronic Address?
It is the electronic identifier of the invoice recipient that enables automated routing and delivery through PEPPOL networks.
How do I find a buyer's electronic address?
The buyer should provide their electronic address when requesting electronic invoices. You can also search the PEPPOL directory.
What happens if the buyer electronic address is wrong?
The invoice will not be delivered correctly and may be rejected by the network. Always verify the address with the buyer.
Is BT-49 the same as the Leitweg-ID (BT-10)?
No. BT-49 is for PEPPOL network routing, while BT-10 (Leitweg-ID) is for internal routing within German public administration.