Ex-PM Najib's United Malays National Organisation (UMNO) is believed to have received funds from 1MDB, which is the subject of money laundering probes in at least six countries.
Cash, handbags, watches, jewellery and many more items were seized from official PM house and office, as well as Najib's Kuala Lumpur house and from three units in Pavilion.
Activists say they were disappointed but unsurprised human rights has seemingly disappeared from the agenda as South Korean and American leaders met with Kim Jong Un in recent months.
The police arrested the Myanmar maid from outside the residential unit at Block 791 Choa Chu Kang North 6, where she allegedly killed the 70-year-old woman.
His proposal drew immediate criticism from legal analysts and immigrant rights advocates who said it would violate the U.S. Constitution's due process provision.