Section 46(1)(c) in The West Bengal Housing Industry Regulation Act, 2017
(c)in the case of a Technical Administrative Member, he is a person who is well-versed in the field of urban development, housing, real estate development, infrastructure, economics, planning, law, commerce, accountancy, industry, management, public affairs or administration and possesses experience of at least twenty years in the field or who has held the post in the Central Government, or a State Government equivalent to the post of Additional Secretary to the Government of India or an equivalent post in the Central Government or an equivalent post in the State Government.