Resolve IDSE and SUA file generation errors in Aspel NOI by verifying employer registration, worker NSS, integrated salary, and IMSS file formats.
Errors in these files can result in penalties and workers losing social security coverage.
| Type | Code | Deadline |
|---|---|---|
| Hire | 1 | 5 business days |
| Termination | 2 | 5 business days |
| Salary change | 7 | Within bimonthly period |
| Rehire | 8 | 5 business days |
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View all Aspel guides →Must be exactly 11 alphanumeric characters matching IMSS.
11-digit format with correct check digit.
Processes > IMSS > Generate IDSE file.
Upload to IDSE portal, check acknowledgment.
IDSE is the IMSS platform for electronic filing of worker movements (hires, terminations, salary changes). SUA calculates bimonthly social security contributions. Both require specific file formats from your payroll system.
Employer registration mismatch, incorrect worker NSS, invalid date range, or wrong movement type.
Fixed-length .txt: employer registration (11 chars), NSS (11 digits), movement type (1=hire, 2=termination, 7=modification, 8=rehire), date, and integrated daily salary.
Update SUA's local database from IDSE. For new hires, process the IDSE filing first, then update SUA.