Water supply. Public utilities. With Amendments No. 1, 2, 3, 4, 5
Document status: Replaced by SP 31.13330.2021
Internal water supply and sewerage of buildings. With Amendments No. 1, 2
Document status: Active
Domestic water supply and drainage systems in buildings. With Amendment No. 1
Document status: Replaced by SP 30.13330.2020
Domestic water supply and plumbing system
Document status: Replaced by SP 30.13330.2016
