LedgerOS · Phase 5 · Production Integration Blueprint

Cutover Runbook

T-30 → T+7 checklist for moving system of record from Zoho Books to LedgerOS. Every item has an owner. Every day has a go / no-go review.

LedgerOS UI Design Lab · Phase 5 blueprint — no backend is connected. Every endpoint, permission, and event listed here is a design contract, not a live API.
T-30 days
  • Freeze Zoho Books configuration
  • Publish permission matrix
  • Freeze allocation rules
  • Sign off cutover date
T-14 days
  • Rehearsal parallel run
  • Reconcile variance <0.5%
  • Complete acceptance test suite
  • Backup Zoho Books export
T-7 days
  • Communicate to team
  • Freeze policy changes
  • Verify integration health green for 7 days
T-0 cutover
  • Snapshot balances
  • Switch system of record
  • Enable approval-gated posting
  • Rose + Christin standby
T+1 day
  • Reconcile first-day journals
  • Review exceptions dashboard
  • Confirm audit trail intact
T+7 days
  • Weekly variance review
  • Retire Zoho Books to read-only
  • Full production sign-off
Go / no-go authority

Rose is the sole go / no-go decision-maker on cutover day. Christin owns the reconciliation report; Carmen attests. A single failed acceptance test moves the cutover by 7 days by default.