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9.15am BST

Time to wind the blog down for the evening. Here are today's main events:

8.31am BST

Over in environment estimates, the department has been asked about a recent Guardian Australia investigation that revealed tens of millions of dollars in offset credits were purchased from properties linked to consultants whose company advised the NSW government on development in western Sydney.

Since Guardian Australia's stories were published, the NSW transport department has referred purchases it made to the state's Independent Commission Against Corruption and the state's auditor general has brought forward an audit of the NSW biodiversity offsetting scheme.

Related: Deeply concerning': government consultant made millions from NSW environmental offsets

I think our advice is that we constantly look at these issues and there is nothing at this stage that we believe is necessary.