Section 9(2)(e) in West Bengal Municipal (Building) Rules, 2007
(e)sub-division may be allowed on the condition that the following facilities shall be provided by the owner at his own cost to the satisfaction of the Board of Councillors :(i)drainage facilities with pucca drain ensuring drainage of each individual plot and of the means of access and passages leading to existing public drains or natural drainage channels;(ii)all weather means of access and related protective works, if necessary, along with street lighting;(iii)streets and passages along with street lighting;(iv)sanitary facilities including garbage disposal facilities;(v)water supply facilities;