“Impassable Buildings
Some buildings are noted as being impassable buildings on their terrain datasheet. Models may not enter an impassable building, but they may use its battlements if it has any”

Excerpt From: Workshop, Games. “Warhammer 40,000 (Interactive Edition).” v1.1. Games Workshop, 2014. iBooks.
This material may be protected by copyright.

Check out this book on the iBooks Store: https://itun.es/us/kNVz0.l