Technical Booklet E Fire Safety·Page 172·6.21J

Secure information box provision requirement

Buildings containing flats with a top storey more than 11 m above ground level must be provided with a secure information box.

A building containing flats with a top storey more than 11 m above ground level should be provided with a secure information box.

Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/Technical Booklet E - Fire Safety.pdf