Outside of the sociological dimension – which remains a com-plex focus of study – there are legislative roadblocks based onheritage asset conservation policy, typically:•Heritage protection perimeters surrounding a historic-interestmonument;•Conservation-area districts;•ZPPAUP – conservation areas for ‘Protected Urban, Architecturaland Landscape Heritage’. Article 28 of French act no. 2010-788dated 12 July 2010 was reformed to replace ZPPAUP with AVAP– areas of heritage value;•Listed or scheduled heritage sites.