Australians are unlikely to see a full parliamentary assessment of the national broadband network until the eve of the next election, with more Senate committee hearings to come before a final evaluation of the infrastructure project is delivered.

The Senate committee on the NBN was due to table its final report on June 10. The date was subsequently changed to the “last sitting day of the 44th parliament”.

Senator Kate Lundy with Senator Stephen Conroy (centre) and other Select Committee members at one of many hearings on the NBN in 2013. Credit:Alex Ellinghausen

The decision extends the remit of the panel, which is made up of Coalition, Labor and Green senators.

Hearings will resume with two new members Labor senator Catryna Bilyk replacing Lin Thorp who retired and Liberal Cory Bernardi replacing Zed Seselja.