Delegates from the 239 member clubs of the WRU and those from the affiliated bodies voted four to one against the proposal put forward by the Union's general committee to reduce the number of teams in the Premier Division from nine to six.
General committee chairman Glanmor Griffiths proposed the motion for the Union, which aimed to reduce from nine to six the number of teams in the top flight as soon as 'legally practicable'.
The motion also advocated forming a Joint Venture Company, made up of equal representation from the Union and the Premier Division clubs, to run the professional club game.
In the end, though, the vote was 325 against and only 98 for.
A second motion, proposing an expansion to 12 teams in the top tier from next season, was withdrawn by one of the 10 porposing clubs, Aberavon.
As the countdown continues for RWC2015, Tournament Chief Executive Debbie Jevans visited the Millennium Stadium to discuss preparations for the eight matches and reveal the positive news that 100,000 tickets for games at the home of Welsh rugby have sold in the last seven days.
Jason Harries is targeting a first win on the World Series circuit this season with Wales. The series returns to action this weekend in Dubai where Harries is part of a team hoping to build from its efforts in round one in October.
Wales skipper Jevon Groves says his side have addressed a few points from Gold Coast and aim to 'hit the ground running' in the next two rounds of the World Series, kicking off with this weekend in Dubai before heading off to South Africa next week.
Wales Sevens manager Steff Thomas is hopeful his side can build from a quarter-final spot in the opening round of the World Series in Australia when his side take part in the forthcoming double header in Dubai and South Africa.