Employees will have four weeks to comply once they are eligible for the booster.
If they do not get the shot, they will need to take frequent tests to enter an Apple store or office starting Feb. 15, the report said.
Beginning Jan. 24, unvaccinated employees will need negative COVID tests to enter Apple workplaces.
Last month Apple said it was delaying the return to office indefinitely due to the latest surge in COVID cases.
At end of the holidays, Apple closed indoor shopping at about 20 stores in a number of big cities due to the increase in cases.