Nikah by Telephone, Video Conferencing and Internet

The theologians in there resolution on the occasion of Seminar of IFA specified as regards marriage solemnised on telephone, by video conferencing or on Internet that:

29.1 The matter of Nikah is more complex than a sale deal as the former involves an aspect of Ibadat and requires two witnesses. Therefore, direct proposal of marriage and pronouncement of consent on Internet, by video conferencing and telephone is not reliable. However, Nikah will be valid in case an attorney is appointed for Nikah proceedings on these electronic media and the two parties make proposal and pronounce consent before their witnesses on behalf of the attorney. In such an arrangement the witnesses should have been familiar with the person appointed as attorney or his name along with his father's name and residential address should be mentioned at the time of proposal and consent.