ELECTRONIC INVOICES &
COMPLIANCE
TG5 – Framework for emerging network infrastructure of
invoice operators throughout Europe
CEN/ISSS WORKSHOP eInvoicing Phase 2
18.06.2009, Brussels

Group Members
Ahti Allikas (Chair) Peter Potgieser
Jari Salo (Tech. ed.) Franco Ruggieri
Francis Berthomieu Heli Salmi
Maria Jesús Garcia Martin Giso Schoder
Guido Colonnelli Christian Tanner
Sören Lennartson Vito Umberto Vavalli
Oliver van der Linden Lothar Winkelbauer
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Agenda
Introduction of working group 5
Why interconnectivity is important?
Topics in scope and topics out of scope
Topics covered
To Be Done
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Why Interconnectivity is important?
1400
1200
1000
800 B2B e-invoices (millions)
Participants (thousands)
600
400
200
0
2005 2006 2007 2008 2009
(estim.)
Source: E-Invoicing / E-Billing in Europe (Bruno Koch, Billentis, February 2009)
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Topics in scope
B2B eInvoicing and operator functions
Exchange of eInvoices between the operators
eInvoice addressing
Promote standards, recommendations and good practices
General legal issues, taxation, signatures and archiving
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Topics out of scope
Commercial models between operators
VAT issues
Legal issues for eInvoice content
Core components and other technical specifications
Recommendations on technical solutions
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Pre-assumptions
one or many interoperable infrastructures (independent from
individual customers)
at least two members in each infrastructure
3 … n corner models are possible
suppliers and buyers can join the infrastructure as one-stop
shopping
no need for additional agreement between supplier and buyer
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Topics covered, CWA content #1
Interoperability framework
Interconnection scenarios
Operator criteria
Interoperability agreement between operators
Data interchange
Routing (address)
Message confirmation
Conversion challenges
Conversion scenarios
Common format for eInvoice
Minimum information content
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Topics covered, CWA content #2
Message in envelope
Original (e)Invoice
Signature/Authentification
Archiving
Converging the TG5 approach with EEI group Standards and
Networking stream
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Thrid Party Services, CWA content #3
eInvoicing Address Registry
Addressing schemes
Minimum data content for address registry
basic security measures
Certification Centres
Other third party services
Archiving of eInvoices
Workflow management
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Use case for pan-European e-invoicing
IS
Dataformat D
+ Format B
Supplier Customer
Format Datafromat D
A inhouse Dataformat C
Operator Operator Original
Invoice
Signed Format B
Signed Format B Signed Format B
Original
Invoice -Format B can be a data file (usually there is no need for format C, D
etc), pre-assumption is that Supplier and Buyer can both recognize
Format B, operator acts as a transmitter
-Format B can be an image file (usually Format D is used for
processing), operator acts as a transmitter and converter
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To Be Done
Creation of conformance criteria for interoperability across
eBusiness networks and services
Uniform and simple rules for original invoice (authenticity & integrity)
… and to have that all in practise!
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For more information, please contact:
TG5 chair
Ahti Allikas
ahti.allikas@itella.com
Phone +372 6519 000
GSM +372 5276 676
TG5 expert
Jari Salo
jari.salo@tieke.fi
Phone +358 9 4763 0303
GSM +358 43 820 0936
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