NDPS quantity for mixtures includes neutral substance, and Section 21 must be read with the Act's quantity notifications.

For mixtures or preparations of narcotic drugs or psychotropic substances under the NDPS Act, sentencing quantity is determined by the entire mixture, including neutral material, not only the pure drug content. Section 21 cannot be read in isolation and must operate with the Act's definitions of small and commercial quantity and the relevant quantity notifications. Notification No. S.O. 2942(E) dated 18.11.2009, inserting Note 4, was treated as clarificatory and valid because it did not create a new offence or alter the statutory scheme. The governing principle is that the NDPS Act must be construed as a whole to give effect to its quantity-based sentencing structure.

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Issues: (i) Whether, for determining small quantity or commercial quantity under the NDPS Act, the weight of neutral substance in a mixture of narcotic drugs or psychotropic substances must be included; (ii) whether Section 21 of the NDPS Act is a stand-alone provision or must be read with the other provisions and the quantity notifications; (iii) whether Notification No. S.O. 2942(E) dated 18.11.2009 inserting Note 4 is ultra vires the NDPS Act.

Issue (i): Whether, for determining small quantity or commercial quantity under the NDPS Act, the weight of neutral substance in a mixture of narcotic drugs or psychotropic substances must be included.

Analysis: The statutory scheme, including the definitions of small quantity and commercial quantity, the concept of preparation, the table in Notification S.O. 1055(E) dated 19.10.2001, and Note 2, shows that the quantity relevant for sentencing is not confined to the pure drug content. In case of mixtures or preparations, the entire mixture, including neutral material, is relevant. The earlier view that only actual drug content is to be considered was held to have omitted the relevant notification entries and statutory context.

Conclusion: The neutral substance is to be taken into account along with the actual content of the narcotic drug or psychotropic substance.

Issue (ii): Whether Section 21 of the NDPS Act is a stand-alone provision or must be read with the other provisions and the quantity notifications.

Analysis: Section 21 cannot be read in isolation. Its operation depends upon the broader statutory framework, including the definitions of commercial quantity and small quantity and the quantity notifications issued under the Act. The Act must be construed as a whole so that the sentence structure and the legislative object of deterrence are given effect.

Conclusion: Section 21 is not a stand-alone provision and must be construed with the other provisions of the NDPS Act and the relevant notifications.

Issue (iii): Whether Notification No. S.O. 2942(E) dated 18.11.2009 inserting Note 4 is ultra vires the NDPS Act.

Analysis: Note 4 was held to be clarificatory and inserted by way of abundant caution. It did not alter the statutory scheme or create a new offence. Rather, it made explicit what was already implicit in the scheme governing mixtures and preparations under the Act.

Conclusion: The notification is valid and not ultra vires the NDPS Act.

Final Conclusion: The reference was answered in favour of the Union of India, the challenge to the notification failed, and the connected matters were to proceed in accordance with the answers given on the reference.

Ratio Decidendi: For mixtures or preparations of narcotic drugs or psychotropic substances, sentencing quantity under the NDPS Act is determined by the entire mixture, including neutral material, and the quantity notifications issued under the Act operate as part of the statutory scheme.

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