Briton Joshua was originally scheduled to fight Pulev in June but it was postponed because of coronavirus.
Joshua,beat Andy Ruiz to regain the WBA, IBF, WBO and IBO heavyweight titles in Saudi Arabia in December.
Pulev, is the IBF's mandatory challenger and says both fighters have signed contracts for the fight.
It is not clear if the fight will be behind closed doors because of Covid-19 restrictions.
Source:
RNZ Sports