The vote to decide the 2024 host is scheduled for September 13 in the Peruvian capital of Lima.
Russian Federation doping investigator Richard McLaren has been invited to meet with IOC President Thomas Bach amid ongoing tension between Olympic sports bodies and anti-doping officials.
Paris is favourite for the 2024 Games ahead of Los Angeles, but the loser could get the 2028 Olympics. "Athletes not having the established minimum testing level will not to be eligible for World Championships and Olympic Games", the IOC statement said. "This is a position you like to be in".
"We are in a comfortable situation now it will be up to the working group how to best explore, how to best exploit, the positive situation", Bach said.
The working group will report back to the board in time for any new proposal to be put to the members when they gather in Lausanne in July for a candidate city briefing from the LA and Paris bids.
International Olympic Committee chief Thomas Bach opened the door to the unprecedented move as he announced a high-powered working group to look at options, stressing "everything's on the table".
But Kasper, the president of the International Ski Federation (FIS) and an IOC member for 17 years, is firmly against a blanket and has repeatedly spoken out against it over the last year.
On Tuesday, Muirfield golf club voted to admit women members, scrapping the all-male policy that led to the historic Scottish links course being stripped of its eligibility to host Britain's Open championship.
The four vice presidents are John Coates of Australia, Yu Zaiqing of China, Juan Antonio Samaranch Jr. of Spain and Ugur Erdener of Turkey. Despite some concerns over political instability, Bach said he saw for himself in those meetings that, regardless of politics, the Acting President and other officials are solidly behind the Games.
Soaring costs have made hosting the Games prohibitive, with London 2012 coming in at £8.8bn ($10.8bn) and Tokyo 2020's latest budget set at $17bn - similar to the GDP of Bosnia and Herzegovina. "This is really encouraging", Bach added". "Do it now, when we know that there is a crisis to solve this process, and thus to avoid a loser and one of the two cities to say, 'I spent all that for nothing'".
NOCK must now adopt the new constitution at a meeting on March 28 and then organize elections.