Afghan Independent Electoral Complaints Commission (IECC) employees address a press conference in Kabul on Nov 19, 2013. The ECC has invalidated all votes cast during the Oct 20 parliamentary elections in Kabul constituency, an ECC official said Dec 6, 2018. (AREF KARIMI / AFP)

KABUL - Afghanistan's Electoral Complaints Commission (ECC) has invalidated all votes cast during the Oct 20 parliamentary elections in Kabul constituency, an ECC official said Thursday.

Alireza Rohani, spokesman and secretary of ECC, said at a press conference that the widespread fraud and vote rigging have damaged the transparency and credibility of polls in Kabul and led to the invalidation of all votes. 

READ MORE: Candidates begin campaign for Afghan parliament elections

About 2,767 complaints were registered in Kabul after the polls, according to Rohani.

The long-delayed elections for Wolesi Jirga or lower house of the Afghan parliament, were held on Oct 20, with more than 2,500 candidates vying for the chamber's 249 seats. 

ALSO READ: Taliban meet Afghan officials in Saudi ahead of Oct elections

The Independent Election Commission (IEC) has announced the preliminary results of many of the 33 constituencies so far. 

IEC officials told local media that IEC will announce its stance on the decision soon.