According to the local officials, the armored vehicle of Tawfiq Wahdat, a member of Wolesi Jirga, the House of Representatives of the People, was stuck by the magnetic bomb in front of Parwan Hotel in the 15th police district at around 7:40am.
The legislator survived the explosion, which left two individuals dead and two others injured.
No group immediately claimed responsibility for the attack.
Since 2001 when the United States invaded Afghanistan, over 100,000 people have been killed in the war, including more than 4,000 ISAF soldiers and civilian contractors, more than 62,000 Afghan national security forces, 31,000 civilians and even more Taliban members.