According to the report, the papers say "we have the same policies as the Liberals on stopping the people smugglers and Mr Turnbull knows it".

Labor's David Feeney left behind the briefing notes after a car crash interview with Sky's David Speers on Wednesday. Credit:Sky News

They also outline Labor's commitment to balance the budget "over the medium in a responsible manner", meaning between 2019 and 2026.

The briefing also directs MPs to deflect any questions on campaign material being manufactured in Bangladesh by saying it was up to the party's state branches, and sells Labor's proposed negative gearing restriction as creating a "level playing field".

The information is circulated daily among MPs by Opposition Leader Bill Shorten's office. Speers tweeted that Mr Feeney left the notes in the studio's waiting area - "an area heavily trafficked by other guests and staffers".