IFIP EGOV-EPART 2017 Conference

On 4 September 2017, a TOOP workshop is held at the IFIP EGOV-EPART 2017 Conference in St. Petersburg, Russia.

The Conference is organized on behalf of the IFIP Working Group 8.5 and hosted by the St. Petersburg State University of Information Technologies, Mechanics and Optics (ITMO University) from 4-7 September 2017. It covers five topical tracks like e-Government; e-Participation; Open Government and Big Data; Policy Modeling and Policy Informatics; and Smart Governance, Smart Cities and Smart Regions.

Next TOOP Deliverables published!

TOOP has submitted its next deliverables to the European Commission that give an overview of legal landscape regulations and describe drivers and barriers for the implementation of the once-only principle (OOP) in Europe.

The Once-Only Principle Project (TOOP) has submitted two deliverables “D2.5 Overview of Legal Landscape Regulations” and “D2.7 Drivers and Barriers for the OOP” to the European Commission. Both deliverables are open for public use.

Save the Date: Once-Only Conference in Berlin

At the end of November 2017 (28th and 29th), the two once-only projects SCOOP4C and TOOP will present their intermediate results on the first SCOOP4C conference in Berlin. With regards to the pan-European implementation of the once-only principle (OOP), there will be panel discussions on cross border OOP cases as well as on common enablers and barriers that can be identified.

Fifth Freedom facilitates the development of EU Digital Single Market

The EU Single Market refers to the European Union as one territory without any internal borders or other regulatory obstacles to the free movement of goods and services and has been defined by the fundamental Four Freedoms. Recently, the Estonian government introduced an important update: the fifth freedom, focused on the free movement of data.

TOOP presents 1st Version of Generic Federated OOP Architecture

TOOP has submitted its next deliverable to the European Commission to describe the first version of a generic federated architecture for the implementation of the once-only principle (OOP) in Europe.

The Once-Only Principle Project (TOOP) has submitted its next deliverable “D2.1 Generic Federated OOP Architecture” to the European Commission. This deliverable presents the first version of a generic federated OOP architecture, supporting interconnection and interoperability of national registries at the EU level.

TOOP Position Paper published: Definition of OOP and Situation in Europe

TOOP is pleased to present its first deliverable to the European Commission that is also open for public access!

The Once-Only Principle Project has submitted its first deliverable “D2.6 Position Paper on Definition of OOP and Situation in Europe” to the European Commission. The objective of this position paper is to explain the “once-only” principle (OOP) as it is understood by the partners in the project and to summarise the motivation and ambition behind TOOP.


Semantic Interoperability Conference 2017 brings together inspirational talks and presentations on data and information management initiatives from European public administrations, EU institutions and agencies, as well as the private sector.

It is great chance to learn more about those iniviatives, to be inspired by the real-life implementations and to exchange experiences. TOOP project will participate in the conference.

SEMIC 2017 will take place on 14th June 2017 in Valetta.

Learn more at

TOOP at the CeBIT 2017 in Hannover

The worldwide biggest fair for information technology (CeBIT) will take place in Hanover from 20-24 March 2017.

The  ”Once-Only” Principle Project (TOOP) will be presented at the e-SENS booth which will be part of the EU Village in Hall 8, Stand E01. The objective of TOOP, the benefits for public administration and business as well as its contribution to the Digital Single Market will be introduced to the fair’s visitors.

TOOP.EU launch

The European Commission launched the “Once-Only” Principle Project (TOOP) on 1st January 2017. This project is part of the EU eGovernment Action Plan 2016-2020 and will contribute towards increasing the efficiency of the Digital Single Market. The project will ensure that information is supplied to public administrations only once regardless of the company's country of origin therefore eliminating unnecessary burdens for European businesses who are asked to repeatedly present the same data and documents.