It also accuses several Saudi officials of working directly with 9/11 hijackers Salem al-Hazmi and Khalid Al-Mihdhar in the USA 18 months prior to the attacks.
The new lawsuit was filed by filed by Kreindler & Kreindler out of NY, and although the amount of sought-after damages has not been revealed, the lawsuit is sure to cause ripples.
The plaintiffs accused Saudis of providing funding and support to al-Qaeda terrorists, who they said, carried out the attacks. The lawsuit seeks unspecified damages.
In September 2016, Congress overrode an Obama veto on a bill that would allow 9/11 families to sue Saudi Arabia in connection with the terror attacks.
One lawsuit has consolidated most of the actions of the Saudi government was filed Monday in the U.S. District Court of Manhattan.
Among other allegations, the complaint accuses Saudi officials of being aware that money was redirected from Saudi charities to al Qaida to fund their attacks.
"This lawsuit is a demonstration of the unwavering commitment of the 9/11 families to hold Saudi Arabia accountable for its critical role in the 9/11 attack", plaintiffs attorney Jim Kreindler said in a statement.
For example, the consolidated suit alleges that officials in Saudi embassies helped some of the hijackers find homes and learn English so they could pass unnoticed in the United States.
The lawsuit, filed in the federal court that covers lower Manhattan, is one of several brought in recent months after Congress passed a law past year allowing countries to be sued in terrorism cases.
Retired FDNY Fire Chief James Riches, who responded to Ground Zero and lost his firefighter son to the september 11 attacks, explained the importance of the suit to answer survivors' questions.
Saudi Arabia reportedly threatened to pull all of its money out of the U.S. economy if JASTA were to be enacted. It has always been suspected, though, that some of the 9/11 plotters and hijackers had at least some connection to the Saudi kingdom. Trump met Tuesday with Saudi Arabia's Deputy Crown Prince and Defense Minister Prince Mohammed bin Salman to discuss closer political and business cooperation between Washington and Riyadh.