Petroleum operations under hydrocarbon licensing policy gain GST rate amendment with optional tax treatment for mutilated goods disposal. The Assam State GST rate notification is amended to include petroleum operations or coal bed methane operations under HELP or OALP specified contracts, and to permit optional tax payment at nine per cent on the transaction value of non-serviceable goods disposed of after mutilation, subject to a Directorate General of Hydrocarbons certificate confirming non-serviceability and mutilation. The amendment is deemed effective from 1 October 2019.