Under section 10.30 of circular 230 how long must published fee information

This talks about the fee information. A practitioner may publish the opening of a written schedule of fees and give out the following fee information:(A) Fixed fees for specific routine services.(B) Hourly rates.(C) Range of fees for particular services.(D) Fee charged for an initial consultation.
Also, a practitioner may charge no more than the rate(s) published under the above mentioned of this section for at least 30 calendar days.

Go to their profile and if I’m right there should be something on there to block them