Richard Malanjum says the department merely shared tips on handling cases they were well versed in.
It has among others, said the involvement of US prosecutors in the 1MDB probe had caused unnecessary tension to Americans.
Ex-DOJ worker among those implicated in Low's lobby campaign against the investigation.
George Higginbotham admits to making false statements over the transfer of foreign lobbying funds.
Incoming Democratic chair of US House of Representatives Judiciary Committee intends to probe president's impact on two agencies' integrity.
'It takes a little bit of time, but they have promised that they will give back the money.'
The premier says this when commenting on the US indicting the fugitive financier.
The matter was discussed in an online chat in 2014, between Jho Low and Goldman executive Tim Leissner.
This after Jho Low and several Goldman Sachs bankers were indicted by the US for alleged crimes in relation to 1MDB.
Najib names deputy prime minister of UAE as purchaser of the pink diamond and funder for Red Granite.
UPDATED 5.15PM | US court documents show a payment of US$21 million made by the company.
Low's legal team headed by governor Chris Christie has obtained a meeting with DOJ officials, it says.
The fugitive says his goal is to provide a 'balanced view' of allegations against him and 'the truth'.
Sources say the complexity of the scandal means it will take time to build an airtight case.
The US is looking at whether they are helping to pay Jho Low's legal fees and lodging costs.
They say the DOJ failed to provide details on its formal inquiry on what M'sia wants to do with the superyacht.
UPDATED 12.54PM | The fugitive tycoon through his PR firm accuses Malaysia of 'flat out' lying over possession of the Equanimity.
'WSJ article planted by Mahathir's regime and writers are trying to sell their book,' he says.
MP SPEAKS | The DOJ punctured the massive 1MDB cover up, and the end of the gag order hit the final nail.
They rebut an Umno Youth man's claims of conflict of interest with regards to AG Tommy Thomas.
UPDATED 5.40PM | It is among the applicants to have seized the vessel when it arrived in Port Klang today.
UPDATED 10.23AM | It asks for time to ascertain what M'sian gov't intends to do with the vessel.
MP SPEAKS | Will the rest of BN continue to ignore the elephant in the room, as Zahid and Wee Ka Siong did?
He is believed to be in St Kitts where he has citizenship, from where he can access 140 countries.
SCMP reports his 30 days in the territory are over, and this is the only way he can stay put.
UPDATED 6.30PM | Meeting involved MLA requests and recovery of 1MDB assets in the US.
After the previous seizure was ruled ‘invalid’ by the Indonesian court, DOJ now plays by the book.
Written judgement counters claims in M'sian media outlets that the yacht had nothing to do with 1MDB.