NSW police should have opposed Saturday's neo-Nazi demonstration outside state parliament and officers should have demanded participants leave the area, the state opposition says.

About 60 people, dressed in black, stood outside parliament on Saturday morning , alongside a banner that read "Abolish the Jewish Lobby".

Opposition Leader Mark Speakman said the wording of the banner was clearly anti-Semitic.

Police allowed neo-Nazi rally outside NSW parliament

A neo-Nazi rally outside the NSW parliament on Saturday morning was deemed "authorised" because police had chosen not to oppose the public assembly.

"That's code for abolishing the Jewish people," he said.

" They are thugs. They are spewing out hatred. "

On Saturday, Police Commissioner Mal Lanyon said neither he nor Premier C

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