And when did the whole of the P.A. become invalid according to International Law.
This might help you decide
Article I:
Aim of negotiations:
The aim of the Israeli-Palestinian negotiations within the current Middle East peace process is, among other things, to establish a Palestinian Interim Self-Government Authority, the elected Council (the "Council"), for the Palestinian people in the West Bank and the Gaza Strip, for a transitional period not exceeding five years, leading to a permanent settlement based on Security Council resolutions 242 (1967) and 338 (1973). It is understood that the interim arrangements are an integral part of the whole peace process and that the negotiations on the permanent status will lead to the implementation of Security Council resolutions 242 (1967) and 338 (1973).
Article III:
Elections:
1. In order that the Palestinian people in the West Bank and Gaza Strip may govern themselves according to democratic principles, direct, free and general political elections will be held for the Council under agreed supervision and international observation, while the Palestinian police will ensure public order.
2. An agreement will be concluded on the exact mode and conditions of the elections in accordance with the protocol attached as Annex I, with the goal of holding the elections not later than nine months after the entry into force of this Declaration of Principles.
3. These elections will constitute a significant interim preparatory step toward the realisation of the legitimate rights of the Palestinian people and their just requirements
Article V:
Transitional period and permanent status negotiations:
1. The five-year transitional period will begin upon the withdrawal from the Gaza Strip and Jericho area.
2. Permanent status negotiations will commence as soon as possible, but not later than the beginning of the third year of the interim period, between the Government of Israel and the Palestinian people's representatives.
3. It is understood that these negotiations shall cover remaining issues, including: Jerusalem, refugees, settlements, security arrangements, borders, relations and co-operation with other neighbours, and other issues of common interest.
4. The two parties agree that the outcome of the permanent status negotiations should not be prejudiced or pre-empted by agreements reached for the interim period.
BBC NEWS | Middle East | Text: 1993 Declaration of Principles