Issue Description
You want to show Zones in both your Elevation and Section Views.
They show on the Plan.
But are missing in the Elevation and Section views.
Solution
Here are some common causes for missing Zones in the Elevation and Section views.
Project Preferences
1: Go to Options > Project Preferences > Legacy.
2: Uncheck Hide Zones and their associated Labels on Section-type views.
3: Open your Elevation and Section views, and the Zones will be visible now.
Layer Combinations
1: Check what Layer your Zones belong to.
2: Go to Document > Layers > Layers (Model Views).
3: Click on the Layer Combination you are using for your Elevation and Section views.
4: Find your Zones' Layer.
5: Click on the eye Icon on the left of the Layer's name to change its status to Show.
6: Click on Update to save the changes to your Layer Combination.
Renovation Filter
If a Zone's Renovation status is set to be Demolished, the Renovation Filter has an active option that hides Zones in Views.
1: Open the Renovation Filter Settings dialogue box.
2: Scroll down under Additional Filter Options > Elements to be Demolished.
3: Uncheck the option Hide Zone.