The current version of the standard is BS EN 12056-1:2015, which was published in 2015. This standard replaces the previous version, BS EN 12056:2000.
BS EN 12056-1 is the first of five parts. To fully comply with building regulations, professionals often need to reference other parts of the series: Designing drainage without compromising BS EN 12056 bs en 120561 pdf free download top
: Covers internal gravity drainage for residential, commercial, institutional, and industrial buildings. The current version of the standard is BS