The EU and the U.S. have been talking about a possible trade agreement since 2011; specific negotiations on TTIP began in 2013.

2011 to 2013: At the "High Level Working Group on Jobs and Growth" (HLWG), experts from the U.S. administration and the European Commission identify options for a further deepening of transatlantic economic relations.

11 February 2013: In its final report, the HLWG recommends a comprehensive trade and investment agreement.

14 June 2013: EU Council of Trade Ministers issues the negotiating mandate for TTIP to the European Commission.

17 June 2013: US President Barack Obama and José Manuel Barroso, President of the European Commission, announce the launch of negotiations on TTIP at the G8 summit.

July, November and December 2013: 1st to 3rd rounds of negotiations.

10 February 2014: Event organised by the Economic Affairs Ministry and the European Commission with members of the Bundestag, representatives of civil society, and EU chief negotiator Ignacio Garcia Bercero in Berlin.

10 to 14 March 2014: 4th round of negotiations in Brussels.

26 March 2014: EU-U.S. summit in Brussels (TTIP is central issue).

19 to 23 May 2014: 5th round of negotiations in Arlington, Virginia.

21 May 2014: Establishment of the TTIP Advisory Group in the Federal Ministry for Economic Affairs and Energy.

14 to 18 July 2014: 6th round of negotiations in Brussels.

29 September to 3 October 2014: 7th round of negotiations in Chevy Chase, Maryland.

2 to 6 February 2015: 8th round of negotiations in Brussels.

20 to 24 April 2015: 9th round of negotiations in New York.

The European Parliament is planning to adopt a resolution on TTIP in May.