Nope. SQF Edition 7 Module 11 section 11.3.7 (Change Rooms) simply states:
11.3.7 Change Rooms
11.3.7.1 Facilities shall be provided to enable staff and visitors to change into and out of protective clothing as
required.
11.3.7.2 Change rooms shall be provided for staff engaged in the processing of high risk foods or processing
operations in which clothing can be soiled.
11.3.7.3 Provision shall be made for staff to store their street clothing and personal items separate from food
contact zones and food and packaging storage areas.
11.3.7.4 Where required, a sufficient number of showers shall be provided for use by staff.