Part VI
Mutual legal assistance in criminal matters
CHAPTER I
Provisions common to different forms of assistance
Article 145
Principle and scope
3. Where the circumstances of the case so require, subject to an agreement between Portugal and a foreign State or an international judicial entity, any hearings as mentioned in sub-paragraph d) of paragraph 2 above may take place by using telecommunication means in real time, in accordance with Portuguese criminal procedure law and without prejudice to the provisions of paragraph 10 ahead.
Questioning of persons - authority - ICC proceedings
Examination of witnesses - authority - ICC proceedings
Facilitating voluntary appearance of persons - authority - ICC proceedings
EDIT.