Both candidates would outlaw zero-hours contracts, repeal the Trade Union Act 2016 and abolish employment tribunal fees.
Mr Corbyn would make union recognition compulsory in large companies.
Mr Smith would allow electronic balloting in industrial action ballots, and would strengthen collective bargaining by ending deals with sweetheart unions.
He would also introduce wages councils in some sectors.
The leadership election will close on 21 September 2016 and the results will be announced at the Labour Party conference on 24 September.
This article was originally published on www.practicallaw.com on 4 August 2016 and is reproduced with the permission of Thomson Reuters.
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