The phrase "rumoured plan" refers to a plan or idea that is circulating as a rumor or piece of unofficial information. It suggests that the plan is not confirmed or proven true yet. Full definition
If the Prime Minister, on advice from the Australian Competition and Consumer Commission, signs off on a voluntary code it will relieve industry and retailer fears about rumoured plans within government to impose a mandatory code on the sector. (afr.com)
In my personal opinion, the current Liberal government's rumoured plan to increase the capital gains tax can be expected to hammer another nail in the coffin for Canadian investments, particularly at a time when our economic outlook is already relatively weak. (business.financialpost.com)
Miliband is also expected to confirm long - rumoured plans to announce a massive house building programme if he wins in 2015. (politics.co.uk)