Palestinian Ambassador to Iran Salah Al-Zawawi and Hossein Sheikholeslam, an advisor to Iran’s foreign minister, will address the forum.
It will be held at IQNA’s main office in Tehran at 11 am.
The deal of century ploy has been fronted by US President Donald Trump's son-in-law Jared Kushner.
It has already been rejected by the Palestinians, who say the White House's policies have been blatantly biased in favor of Israel.
Palestinians have cut off all contacts with the Trump administration since the president broke with decades of bipartisan policy to recognize al-Quds (Jerusalem) as the capital of Israel in December 2017.