https://www.taxtmi.com/circulars?id=70789 Customs electronic import and export declarations may use Metric Million British Thermal Unit as an accepted commercial unit of quantity under the code MBT. The unit is included in the Customs EDI System for natural-gas transactions measured by energy content, including commercial negotiations, invoices and ship ullage survey reports. Importers, exporters and trade participants may use MBT in their declarations, and implementation is treated as a standing order for customs officers and staff. en-us Fri, 26 Mar 2021 00:00:00 +0530 Thu, 13 Aug 2026 12:35:24 +0530 TaxTMI RSS Generator https://www.taxtmi.com/circulars?id=70789 Customs electronic import and export declarations may use Metric Million British Thermal Unit as an accepted commercial unit of quantity under the code MBT. The unit is included in the Customs EDI System for natural-gas transactions measured by energy content, including commercial negotiations, invoices and ship ullage survey reports. Importers, exporters and trade participants may use MBT in their declarations, and implementation is treated as a standing order for customs officers and staff. Circulars Customs Fri, 26 Mar 2021 00:00:00 +0530 https://www.taxtmi.com/circulars?id=70789