BSI have released a draft BS 5839-1:2017 for review.
BS 5839-1:2017 Fire detection and fire alarm systems for buildings - Code of practice for design, installation, commissioning and maintenance of systems in non-domestic premises
If you would like to read and submit any comments please visit:
https://drafts.bsigroup.com/Home/Details/59409
The review ends 1st February 2017