TBG3 meets twice a year as part of the UN/CEFACT Forum meetings.
TBG3 subgroups meet in between the UN/CEFACT Forum meetings.

Meetings in 2009:
23-27 February in Geneva, Switzerland (TBG3/ITIGG subgroup)
20-24 April in Rome, Italy (UN/CEFACT Forum)
29 June -3 July in Paris, France (TBG3/ITIGG subgroup)
28 September -2 October in Sapporo, Japan (UN/CEFACT Forum)
16-20 November in Geneva, Switzerland (TBG3/ITIGG subgroup)

Meetings in 2010:
22-26 February in Paris, France (TBG3/ITIGG subgroup)
26-30 April in Bangkok, Thailand (UN/CEFACT Forum) cancelled
28 June -2 July in Seoul, Korea (TBG3/ITIGG subgroup)
30 August -3 September in Geneva, Switzerland  (UN/CEFACT Forum)