Even with approval by right many buildings that exist could not be built today. Sometimes for good reasons like fire code but often not. https://la.urbanize.ci

Even with approval by right many buildings that exist could not be built today. Sometimes for good reasons like fire code but often not. https://la.urbanize.city/post/forbidden-city-how-los-angeles-banned-some-its-most-popular-buildings https://la.urbanize.city/post/forbidden-city-how-los-angeles... https://www.nytimes.com/interactive/2016/05/19/upshot/forty-percent-of-manhattans-buildings-could-not-be-built-today.html https://www.nytimes.com/interactive/2016/05/19/upshot/forty-... (archive of same without paywall: https://archive.ph/mvLpO https://archive.ph/mvLpO )