Modvat credit on Rule 52A invoices allowed if factory receives original consignment and head office endorses delivery. Credit shall not be denied where the Rule 52A invoice is in the name of the Registered/Head Office provided that the entire consignment is received at the factory in original packed condition and the duplicate invoice is endorsed by the Registered/Head Office confirming delivery to the manufacturing unit. Duty paying documents used to claim credit must be submitted to the Range Superintendent for verification and defacing/endorsement.