Historic venues and heritage rules
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Venues with genuine heritage listing or protected status often come with specific restrictions on what can and cannot be altered or installed for an event, covering everything from fixing decorations to the walls through to the type of lighting rigging that can be safely and legally attached to original fittings.
Organisers working with a heritage venue for the first time should factor in extra time for approvals, since changes that would be entirely routine at a standard commercial venue may genuinely require separate sign off from a heritage authority before they can proceed as planned for the event itself.
Despite these genuine added complications, many organisers consider a heritage venue well worth the extra planning effort, since the atmosphere and character these buildings offer is often simply impossible to replicate in a newer, purpose built space designed purely around modern event logistics rather than any historical character. Comparing this against a past event that skipped it makes the value considerably easier to see clearly.