Harmonization
Harmonization
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 are provided as below:
- SEBI guidance document having the UDIFF Standards for generation and Implementation is attached-Annexure A
- File formats are provided below:
| UDiFF Filename | Description | Source Depository | Sample File | File Format |
| ISIN Master | This file gives the current details of all the ISINs admitted in CDSL | CDSL | ISIN Master | UDiFF Catalogue |
| Member Master | This file gives details of DP Details, RTA Details and CM Master list | CDSL | Member Master | |
| Corporate Action Master | This file provides the details of Corporate Actionssetup by RTA | CDSL | Corporate Action Master | |
| CC Calendar | This file gives the details of settlement calendar uploaded by CC | CDSL | CC Calendar | |
| eDIS File | This file gives the details about the eDIS authorizations received from the BO. | CDSL | eDIS File | |
| Statement of Holding | This file gives the details of Holding details of Investor | CDSL | Statement of Holding | |
| Statement of Transaction | This file gives the transaction details of the investor. | CDSL | Statement of Transaction | |
| COD / DP57 | This file provides the entire dump of the transactions happened in the DP. | CDSL | COD / DP57 | |
| ISIN Rate Master | This file gives the details of ISIN rates as traded on the Stock Exchange | CDSL | ISIN Rate Master | |
| Transaction Upload | This file is used to upload various transactions in CDAS | CDSL | Transaction Upload | |
| BO Upload | This file is used to upload BO creation / BO modification files | CDSL | BO Upload | |
| Client Master | This file gives the current details of the investor as captured in CDAS system | CDSL | Client Master | |
| DIS Master | This file is DIS Master details | CDSL | DIS Master |