1. Reasons for study

With the recognition of the importance of aligning the basic components of tariffs for international accounting purposes based on costs and on common costing methodologies, Study Group 3 should continue to carry out studies on a regional basis for the development of cost models.

In view of different environment in various regions, studies under Questions 1/3 and 2/3 on a global basis should be supplemented by studies on the regional aspects of the issues concerned.

The regional Tariff Groups can make input into Study Group of their findings.

2. Scope

The studies are to be carried out on a regional basis by the regional groups set up within Study Group 3 to deal with international tariff and accounting principles, namely:

• Regional Tariff Group for Africa (TAF)
• Regional Tariff Group for Latin America (TAL)
• Regional Tariff Group for Asia and Oceania (TAS)
• Regional Tariff Group for Europe and Mediterranean Basin (TEUREM)

3. Output

Results of the studies should be developed in the form of new or revised D.300R to D.600R series Recommendations, as well as regional inputs (reports and liaison statements) to the studies of Questions 1/3 and 2/3, as appropriate.

4. Liaison

This Question should be studied in close liaison with the relevant Study Groups of the ITU-T as well as with the ITU-D sector.