No. Parsing, validation, and file generation all happen in your browser. Nothing is sent to a server.
The Electronic Challan cum Return is the plain-text file employers upload to EPFO each month, listing every member’s UAN, wages, and contributions in a fixed #~# delimited format.
EPFO rejects files with wage-cap breaches, duplicate UANs, or bad characters only after upload. This checks the same rules locally first, so you catch mistakes before the portal does.
.xlsx, .xls, and .csv, matching the 11-column template.
EPFO raised the EPS and EDLI wage ceiling from ₹15,000 to ₹25,000 per month, effective 17 September 2026 (Gazette Notification S.O. 5109(E)). This tool validates against the current ceiling automatically — you don’t need to change anything.
September 2026 is a single ECR with proportionate figures (1–16 September at the old ceiling, 17–30 September at ₹25,000), due 15 October 2026. Tick the September 2026 option after uploading to skip whole-month contribution warnings. Confirm the details against EPFO’s own FAQ.
No. It is an estimate of A/C 1, 2, 10, 21 and 22 from the rows in your file. It assumes a standard establishment unless you tick the exempted option. Always verify against the challan generated on the EPFO portal.