The West Bengal Municipal (Building) Rules, 2007State Rules of West Bengal · 1993
(1) Any chimney shall conform to the requirements of the latest version of BIS : 1645- I 960 Code of Practice for fire safety of buildings (general): chimneys, flues, flue pipes and hearths.
(2) Any chimney shall be built at least 0.9 metre above any flat roof:
Provided that the top of any chimney shall not be below the top of any adjacent wall and, in the case of a slopping roof, the top of the chimney shall not be less than 0.6 metre above the ridge thereof in which the chimney penetrates.
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