Implementation Accounts

Field Notes.

Detailed accounts of real implementations. What worked, what didn't, and what practitioners and enterprise teams can learn from the experience.

Field Notes • September 2026

How do you integrate SAP with UAE e-invoicing? The 30 October sequence on ECC and S/4HANA

SAP now sits on the UAE’s accredited register — the appointment is still yours to make by 30 October 2026. The six-stage sequence on ECC and S/4HANA, and the pipe that isn’t ZATCA’s.

Field Notes • September 2026

The UAE e-invoicing implementation roadmap: 17 weeks to 1 January 2027

ASP appointment by 30 October 2026; go-live 1 January 2027. The month-by-month plan across five workstreams — and the one deadline you cannot recover from.

Field Notes • August 2026

How do you integrate Dynamics 365 with UAE e-invoicing? The sequence that beats 30 October

The ASP appointment is due 30 October 2026; go-live is 1 January 2027 — and Microsoft’s GA lands in December. The six-stage sequence on F&O and Business Central.

Field Notes • August 2026

How do you integrate Oracle with ZATCA? The Phase 2 working sequence

Wave 25 halves the threshold to SAR 187,500 with a 1 February 2027 deadline. The six-stage sequence we run on EBS and Fusion — and where Oracle projects slip.

Field Notes • August 2026

When is Oman e-invoicing mandatory? The complete Fawtara readiness guide

Decision 189/2026 puts two dates in law: 1 April 2027 above OMR 5 million in annual supplies, 1 October 2027 at or below. The four phases are gone — here is the readiness plan.

Field Notes • August 2026

Does Zoho Books cover ZATCA Phase 2? What it handles — and where the limits are

Wave 25 halved the threshold to SAR 187,500. Zoho Books clears invoices with Fatoora — but Arabic master data, CSID renewal and push discipline still sit with your team.

Field Notes • August 2026

The UAE e-invoicing data readiness checklist: 25 field-level criteria

Everyone sells the assessment. Here are the criteria — self-scoring, provider-independent, and usable before any ASP is appointed.

Field Notes • June 2026

Your e-invoice rejections are a master data audit you didn't order

Validation failures trace to dirty vendor masters, tax codes, and item data. The rejection log is a free, prioritised data-quality diagnostic.

Field Notes • June 2026

What eight billion cleared invoices taught Saudi Arabia

Lessons from the ZATCA Phase 2 waves, written for the UAE cohort heading to 1 January 2027.

Field Notes • Note 01

67 Days to ZATCA Phase 2: A Real Implementation Timeline

A detailed account of an actual Phase 2 implementation from discovery to production clearance — including the unexpected obstacles and the decisions that mattered.