Dhaka, Dec. 3 -- Iran has moved to stop UN inspections of its nuclear sites and step up uranium enrichment under a new law approved by its parliament.

The bill would require the government to resume enriching uranium to 20 per cent - well above the 3.67 per cent agreed under a 2015 nuclear deal - if crippling sanctions are not eased in two months.

Iran's President Hassan Rouhani said he opposed the implementation of the law, reports the BBC.

It comes after the targeted killing of Iran's top nuclear scientist.

Mohsen Fakhrizadeh was killed in a mysterious attack on a road outside the capital Tehran last Friday. Iran believes Israel and an exiled opposition group used a remote-control weapon to carry out the shooting.

Israel has not pu...