Activist groups flag constitutional challenge to proposed NSW protest restrictions

Josh Lees at Sydney pro-Palestine rally for day of nationwide marches

Protest groups will challenge the constitutionality of NSW government's proposed protest restrictions. (ABC News: Berge Breiland)

In short:

Activist groups say they will legally challenge the NSW government's proposed amendments to laws restricting protests.

A spokesperson for one of the groups describes the changes as "absolutely appalling".

The premier says he is "confident that the laws will withstand a constitutional challenge".