The future of the office of the Special US Representative for Afghanistan and Pakistan would be left to the successor of Secretary of State Hillary Clinton.
Grossman would be replaced by his Deputy Special US Representative for Afghanistan and Pakistan, David D Pearce, in an acting capacity.
The US special envoy to Af-Pak, Marc Grossman, is stepping down after leading the American diplomatic campaign in the volatile region for two years as President Barack Obama`s pointsman to the crucial zone.
Issues related to peace and stability in Afghan and progress made on counter-terrorism figured prominently in talks visiting US diplomat Marc Grossman.
Against the backdrop of reports of mounting US pressure on Pakistan for action against terror safe havens in N Waziristan, a top US diplomat has said.
Pakistan and the US on Saturday said they were committed to work together to back an "Afghan-owned and Afghan-led peace and reconciliation process" in the war-torn country.
Pakistan and the US will discuss all issues of mutual concern, including peace and security in Afghanistan, during special envoy Marc Grossman`s forthcoming visit to Islamabad.
During a separate meeting with Grossman, Prime Minister Ashraf said the two countries have a shared objective in fighting terrorism.
The US refused to tender an apology to Pakistan over a recent cross-border raid as it was angered by new Taliban attacks on Kabul.
Marc Grossman will hold high level talks with Pakistan`s top leadership on all bilateral issues.
Special US Representative for Afghanistan and Pakistan Marc Grossman appears to have met Taliban representatives in Qatar.
Marc Grossman, the special US envoy to Afghanistan and Pakistan, called for quick work in setting up the office in Qatar.
Marc Grossman`s visit comes in the wake of an announcement by the Taliban that it planned to open a political office in Qatar.
The US State Department said American diplomats are free to travel inside Pakistan.
Marc Grossman`s visit comes as US-Pakistani relations are at a low point.
Marc Grossman met Karzai during his 1st official trip as US envoy to Af-Pak.
Day in Pics: 29th January
Showbiz World - January 29, 2015
Beating Retreat ceremony