A series of re-testing and an investigation will take place into Russian athletes who took part in the 2014 Olympics Winter Games in Sochi.
Coaches, officials and support staff will be put under the microscope, following the McLaren Report into widespread manipulation of doping tests.
The IOC will initiate reanalysis, including forensic analysis, and a full inquiry into all Russian athletes who participated in the Olympic Winter Games Sochi 2014 and their coaches, officials and support staff. For this purpose, a specific Disciplinary Commission is set up under the chairmanship of Mr Denis Oswald. Following the report of this Commission, the IOC EB will impose all the appropriate sanctions.
The International Olympic Committee have delayed their decision on whether to ban all Russian athletes from Rio 2016 until Friday.
An appeal against a previous sanction against Russia will be heard on Thursday by The Court of Arbitration for Sport.
The IOC say they will "explore the legal options with regard to a collective ban of all Russian athletes for the Olympic Games 2016 versus the right to individual justice".
With regard to the participation of Russian athletes in the Olympic Games Rio 2016, the IOC will carefully evaluate the IP Report. It will explore the legal options with regard to a collective ban of all Russian athletes for the Olympic Games 2016 versus the right to individual justice. In this respect, the IOC will have to take the CAS decision on 21 July 2016 concerning the IAAF rules into consideration, as well as the World Anti-Doping Code and the Olympic Charter.
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The Russian Ministry of Sport oversaw the manipulation of athletes' results and sample swapping, according to the World Anti-Doping Authority.
Canadian law professor and sports lawyer Richard McLaren presented his report, which also claims a Moscow laboratory protected Russian athletes during the 2014 Sochi Winter Games.
The report states that The Russian Ministry of Sport "directed, controlled and oversaw" "directed, controlled and oversaw" the goings on at the Sochi doping lab.
UKAD recognises the importance of the McLaren Report for international sport. Now is the time for the entire sporting community to come together to find a way forward and ensure that the right processes, legislation and safeguards are in place to protect the rights of all athletes to clean, fair and honest competition.
As an experienced national anti-doping organisation, we have an obligation to help safeguard clean athletes around the globe by working closely with international partners to support the development of robust anti-doping practices in countries where these are weak. Everyone has a responsibility to support this process for the sake of clean and honest athletes.
Russian long jumper Darya Klishina has been cleared to compete as a "neutral" athlete at the Rio Olympics, the IAAF has announced.
Athletics' world governing body said in a statement that the 25-year-old, who trains at the IMG Academy in Florida, had become the second athlete to meet its "exceptional eligibility criteria".
But Russian news agency TASS said all other applications from Russian athletes, including pole vault great Yelena Isinbayeva, had been rejected.
The head of the legal department at the Russian Olympic Committee, Alexandra Brilliantova, was quoted by TASS as saying: "The refusals were received by everyone, except for Klishina."
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Jessica Ennis-Hill insists there is no chance of her continuing her career beyond the 2017 World Championships in London.
The Olympic heptathlon champion is building up to the defence of her title in Rio and admits she could hang up her spikes after August's event in Brazil.
"I think at the moment I'm just focused on Rio and being the best prepared I can and going out there and seeing what I can do," said the 30-year-old, who is recovering from an Achilles injury which ruled her out of the indoor season.
"And then it's going to be a decision to make after Rio for me - whether I decide to retire after Rio or whether I decide I want to do one more year and go to the World Championships and retire after that. But I definitely won't be going on any longer than 2017."
The Sheffield athlete will head to Rio as the reigning world champion after her astonishing comeback victory in Beijing last summer when she took gold in only her second heptathlon since London 2012 and just 13 months after the birth of her son Reggie.
Five more countries risk joining Russia on an international athletics blacklist, the IAAF has announced.
Ethiopia, Morocco, Kenya, Ukraine and Belarus have all been ordered to make major changes to their anti-doping programmes by the governing body ahead of the Rio Olympics.
The announcement comes after Russia was told on Friday it must wait until May to discover if its suspension will be lifted in time for the summer Games.
There are no immediate sanctions - it is just a wake-up call at this point - but serious sanctions, provided for under IAAF rules, will only be considered if they don't comply with council requirements.