A final decision on extending the deadline for installation of rainwater harvesting structures in the City buildings is expected in the Cabinet meeting scheduled for Tuesday.

The amendment to Section 72A of the BWSSB Act in August 2009 mandates installation of RWH structures in all new buildings with a sital area of 1,200 sq ft (30X40 ft) and existing buildings of 2,400 sq ft (40X60 by May 27,