The former national president of the CFMEU launches a legal challenge to laws that force the construction union to accept an administrator, after allegations of criminal consorting, corruption and thuggery.

In short:

Former CFMEU leaders have launched a legal challenge to laws forcing the union into administration.

The federal government says a High Court challenge was expected and it will defend the matter.

What’s next?

The former union leaders have launched a crowdfunding effort to support the challenge.