The Gift Split Import ID must be exported through the Import module:
  1. Select Admin>Import.
  2. Highlight Gift>Split Gift.
  3. Click New.
  4. On the General tab, under What do you want to do?, select Create import file.
  5. If including a Query of gifts, select Include>Selected records and search to find the saved Query.
  6. In the Import file field, click the ellipses to set the File Path and File Name for the file to be exported.
    • Note: The export file should be saved in .CSV (Comma-Separated Values) format.
  7. Select the Fields tab.
  8. From Available fields, select Split Gifts>Gift Split Import ID.
  9. Click Create Now to export the file. 
See also: How to create an Import file