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Tuesday, September 29, 2020

Transaction Totals

CTT Transaction Totals

Pos: 010

Max: 1

Summary - Mandatory

Loop: N/A

Elements: 2

User Option (Usage): Used

To transmit a hash total for a specific element in the transaction set

Element Summary

Ref Id Element Name Req Type Min/Max Usage
CTT01 354 Number of Line Items
Total number of line items in the transaction set.
M N0 1/6 Must use
CTT02 347 Hash Total
Sum of values of the specific data element. All values in the data element will be summed without regard to decimal points (explicit or implicit) or signs. Truncation will occur on the leftmost digits if the sum is greater than the maximum size of the hash total of the data element.Example:-.0018 First occurrence of value being hashed. .18 Second occurrence of value being hashed. 1.8 Third occurrence of value being hashed. 18.01 Fourth occurrence of value being hashed.------ 1855 Hash total prior to truncation. 855 Hash total after truncation to three digit field.
O R 1/10 Used


  1. C0304 - If CTT03 is present, then all of CTT04 are required
  2. C0506 - If CTT05 is present, then all of CTT06 are required


  1. This segment is intended to provide hash totals to validate transaction completeness and correctness.
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