YEREVAN. - Two rallies of different political parties are being held simultaneously in Yerevan downtown.

Heritage Party has started its rally in Charles Aznavour square, while opposition Armenian National Congress (ANC) – in Liberty Square.

Earlier, the demonstration of Prosperous Armenia Party ended near Matenadaran museum. It was short due to rainy weather.

Eight political parties and one block have presented their nominations – Republican Party of Armenian, Prosperous Armenia Party, Orinats Yerkir, opposition Armenian National Congress, opposition Heritage Party, ARF Dashnaktsutyun, the Communist Party of Armenia, Democratic Party of Armenia and United Armenians Party.

For entering the National Assembly, parties must poll over 5% of votes, while blocks - over 7%.

The election campaign will be held till May 5 - the day prior to elections when campaigning is banned. The parliamentary elections will be held from 8 am to 8 pm on May 6, 2012.