Infoplus Baseline Mapping - Outbound 810 - Invoice 

SegmentElementPurposeComments
BIG01Date
BIG02Invoice Number
BIG04PO Number
N101Address QualifierBT = Bill To
N102Company Name
N104Address IdentifierCustomer
N201Attention
N301Street
N302Street 2
N303Street 3For International, put province/region here.
N401City
N402StateFor US addresses only.
N403Zip/Postal Code
N404Country2-letter abbreviation
IT102Quantity Invoiced
IT103Unit of MeasureEA = Each
IT104Unit Sell Price
IT106Product ID QualifierSK = SKU - Infoplus SKU
IT107Product IDSKU for line item
IT108Product ID QualifierBP = Buyer Part Number
IT109Product IDBuyer Part Number for item
PID01Item Description QualifierF = Freeform Description
PID05Item Description
TDS01Order Total