However, opposition candidate Henrique Capriles has refused to accept the result and demanded a full recount.
Mr Maduro's close victory followed a campaign in which the winner promised to carry on Mr Chavez's self-styled socialist revolution.
Get latest News on International&Domestic News, Sport, Education, Technology, Entertainment, Life, Politics, Business, Culture, Science, Computer Science, Telecommunication and so on..... follow @moshbyte