Summary of changes to the formats that are official from November 2020:
- DIF201 V6, DIF202 V3, DIF251 V7, DIF261 V3: Fields “Type Weighted Index” and “Reliability TWI” are named “Type Weighted Index NULL” and “Reliability TWI NULL”, respectively. Values for these two fields will be bank.
- DIF481 V3: Updated list of laboratory codes.
- DIF561 V1: New DIF format for Parentage Discovery Sample Description.
- DIF565 V1: New DIF format for Parentage Discovery Report.