The proposals were published on the eve of the third anniversary of Shiite-led protests against the government that erupted on February 14 2011, and which have left Bahrain politically deadlocked since.
Crown Prince Salman bin Hamad al-Khalifa met opposition leaders in mid-January to try revive the national dialogue days after the government suspended the talks which had opened a year ago.
The reconciliation talks, which the main Shiite opposition had boycotted, are designed to bring the Sunni-ruled country with a Shiite majority of its political crisis.
In a statement published by Al-Wefaq and detailing the roadmap to restart the dialogue, the opposition said was ready for "three meetings a week" to speed up reconciliation talks, and that their conclusions should be put to the vote in a referendum.
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But it also called for the development of a new electoral code for a "fair and transparent (ballot), supervised by an independent electoral commission, as well as delimitation of boundaries that "guarantee equality between citizens".
The roadmap also vows to "denounce violence from any quarter," a way of assuaging the kingdom's authorities, who have accused the opposition of being behind the intermittent violence that has hit the Gulf state since February 2011.
The roadmap, which Al-Wefaq said was submitted on Wednesday to the royal court, the opposition stressed its "concern to cooperate and to agree with other political forces to reach a consensus" on ending the crisis.