Outdoor and indoor entertainment venues with capacities in excess of 2,000 people may not host events. Businesses and organizations seeking to hold an event such as a conference, wedding or other mass gathering in excess of the limit must submit a plan to the Johnson County Department of Health and Environment specifying how they will ensure public safety during operations. Fairs, festivals, carnivals, parades and similar events are prohibited. Plans may be emailed to [email protected]. Review a list of information to include in a plan.