Basically there's a usual period, as you said. It could be 30 to 75 days—that's very common—but to have zero days, as it's written now, makes it at her discretion as to whether or not she wants to consult with anybody. She may decide on zero consultations, as my colleague said, and just move ahead with what she wants to do.
On February 9th, 2017. See this statement in context.