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Unified Distilled File Formats (UDiFF)

As per recommendations of SEBI’s Market Data Advisory Committee (MDAC), the formats of data files generated and transferred to the market participants for exchanging and clearing information, by all MIIs in all segments, shall be standardized and harmonized such that it will facilitate ease of doing business in the Indian securities market. The new standardised file formats are named as “Unified Distilled File Formats (UDiFF)”.

Details of UDiFF file formats for Clearing Corporation files applicable for Equity – Cash Market (CM), Futures and Options (FO), Currency Derivatives (CD) and Commodity derivatives (CO) segment are provided as below

  • SEBI guidance document having the UDiFF Standards for Generation and Implementation is attached as Annexure A
  • File format has been standardized for Trade, STT, CTT, StampDuty, Position, Obligation, Margin, Penalty, Settlement Master reports across Capital Market, Equity Derivatives, Commodity Derivatives and Currency Derivatives segment. The UDiFF format of these reports is provided asAnnexure B
  • Sample Reports is provided as Annexure C
  • List of Important circulars issued till date

Date

Title

Circular number

Attachment

Remark

February 19, 2024

Standardization of CC to Member Interface files in Unified Distilled File

Formats (UDiFF) -Update

NCL/CMPT/ 60764

CMPT60764

Mapping of non-Standard, Standard phase 1 and UDiff files provided.

 

Updated file format Annexure B provided.

 

Change log and Important notes provided

December 11, 2023

Standardization of CC to Member Interface files in Unified Distilled File

Formats (UDiFF)

NCL/CMPT/ 59707

CMPT59707

Original Circular with Udiff guidance note Annexure A, File format Annexure B and Sample reports Annexure C provided.

 

In case of any queries members may kindly contact on group email ID - udiffstandardformats@nsccl.co.in