Form specification for monthly CENVAT returns mandates use of Form ER 1 for production, removal and CENVAT credit reporting. The notification prescribes Form ER-1 as the mandatory monthly return format for reporting production and removal of goods and for particulars relating to CENVAT credit, issued under rule 12 of the Central Excise Rules, 2002 and sub rule (5) of rule 7 of the CENVAT Credit Rules, 2002, and superseding the earlier notification.