Unified Distilled File Formats

As advised by the Market Data Advisory Committee (MDAC) of SEBI, the formats of files disseminating by Exchange for Trade and Bhavcopy to market participants for processing their Back office Operations is standardized and harmonized by all MIIs for all segments to facilitate ease of doing business in the Indian securities market. The new standardised file formats are named as “Unified Distilled File Formats (UDiFF)”.

The new UDiFF file formats for Trade and Bhavcopy files applicable for Capital Market (CM), Futures and Options (FO) and Currency Derivatives (CD) are provided as below:

UDIFF file formats along with sample test reports with ISO tags:

Segment Files
Currency Derivatives BhavCopy_MSE_CD_0_0_0_YYYYMMDD_F_0000
Equity Derivatives BhavCopy_MSE_FO_0_0_0_YYYYMMDD_F_0000
Equity Capital Market BhavCopy_MSE_CM_0_0_0_YYYYMMDD_F_0000

Guidance document having the UDiFF Standards for Generation and Implementation and the UDiFF catalogue

UDiFF guidance document UDiFF Catalogue UDIFF file formats
Version 1.0 Version 1.0 Version 1.0

Reference of Exchange Circulars :

Circular no. Subject Date
MSE/TRD/14568/2023 Standardization of Exchange to Member Interface files in Unified Distilled File Formats (UDiFF) 11-Dec-23
MSE/TRD/14639/2023 Information on Website for Unified Distilled File Formats (UDiFF) 26-Dec-23