"I am urging the Constituent Assembly (a super- legislature stacked with Maduro loyalists) and the Elections Board to set a date hopefully Monday for the elections," he told supporters after the small Marxist-Leninist Tupamaro Party endorsed him for re-election in the crisis-hit South American country.
The snap poll is to happen sometime before the end of April, after the Constituent Assembly announced last week the vote was being brought forward from December.
The opposition says the moves are designed to engineer a second term for Maduro.
The ruling Socialist Party, which Maduro leads and was holding a congress, on Friday officially voted to make the president its candidate for the election.
More From This Section
The poll date has been a controversial issue in the dialogue between government and opposition forces being held in the Dominican Republic since December 1. They may continue to meet tomorrow, the host, Dominican President Danilo Medina, has said.
The country, impoverished despite being a major oil producer, is suffering food and medicine shortages brought on by a recent period of low oil prices, declining production, and economic mismanagement.
It is in the grips of hyperinflation and teetering on the brink of outright default.
Venezuela is also increasingly isolated internationally.
The United States and European Union have imposed sanctions on Maduro and his officials, with Washington calling him a "dictator."
US Secretary of State Rex Tillerson is on a tour of South America, during which he is raising Venezuela's crisis with governments in the region.