COMPLIANCE
Module E1 submits, validates, retrieves UIN + QR, and archives every invoice for 7 years.
WHAT WE DO · 4
ASP-listed submission
Sandbox + production toggle (visible indicator)
Idempotent submit with retry
Phase 4 full-enforcement readiness (1 Jan 2028, after the penalty-free extension)
WHAT WE DON'T · 1
Submit invoices that fail validation — we surface errors first
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