Bihar Chief Minister Nitish Kumar today endorsed Union Finance Minister Arun Jaitley's remarks that he saw a "strong case" for bringing the real-estate sector under the ambit of the Goods and Services Tax (GST). Speaking on the sidelines of his weekly public interaction programme, Kumar said Bihar was among the first states to have raised this demand at a GST Council meeting. "We have always supported the GST and other measures that targeted black money holders.