Rahul Mehta Gandhinagar LsCandidate

In GST law-draft printed by SoMoKe , why are ice cream manufacturers (not resellers) PROHIBITED from taking composition scheme available to manufacturers whose turnover is below Rs 75 lakhs?
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http://timesofindia.indiatimes.com/business/india-business/ice-cream-tobacco-makers-cant-opt-for-gst-composition-scheme/articleshow/59353877.cms
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Under composition scheme businesses are allowed to pay lower tax rate if their turnover does not exceed Rs 75 lakh .

NEW DELHI: Ice cream, pan masala and tobacco manufacturers cannot opt for GST composition scheme under which businesses are allowed to pay lower tax rate if their turnover does not exceed Rs 75 lakh.
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As per the notification issued by the Finance Ministry, manufacturer of ice cream, and other edible ice, whether or not containing cocoa, shall not be eligible to opt for composition levy under the Act.
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Also makers of tobacco and manufactured tobacco substitutes will not be able to opt for the scheme.
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Under the composition scheme where the turnover does not exceed Rs 75 lakh, manufacturers will have to pay 1 per cent of turnover as GST, traders 2.5 per cent and 0.5 per cent of turnover in state in case of other suppliers.

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Even paan gutaka NOT containing tobacco cant take composition scheme. Why not?.