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Dynamics 365 migration

Dynamics 365 Migration UAE: Moving Your Data and Processes Without Losing the Audit Trail

Whether you are upgrading from NAV or GP or leaving Tally and spreadsheets behind, we plan the data, the cutover date and the reconciliations so your first month on Dynamics 365 closes cleanly.

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Quick answer Updated October 2026 · Reviewed by UAE ERP Experts consultants

How do I migrate to Microsoft Dynamics 365 from NAV, GP, Tally or QuickBooks in the UAE?

Dynamics 365 migration in the UAE follows either the Microsoft upgrade path, moving Dynamics NAV, GP or AX to Business Central online or Finance and Supply Chain Management, or a platform switch from Tally, QuickBooks, Sage, SAP Business One or Excel. Either way, open balances must tie to the last audited trial balance, with valid customer and supplier TRNs and enough history for VAT queries.

  • Business Central includes a cloud migration feature for supported on-premises versions and Dynamics GP.
  • Finance and Supply Chain Management uses data entities and the Data Management Framework.
  • Dynamics AX 2012 customers follow Microsoft's upgrade path to Finance and Supply Chain Management.
  • UAE ERP Experts migrates data from SAP, Tally, QuickBooks and Sage but does not implement them.

Two kinds of Dynamics 365 migration we handle

Dynamics 365 migration in the UAE falls into two groups. The first is the Microsoft upgrade path: companies running Dynamics NAV or Dynamics GP on a server in the office, or Dynamics AX in a data center, who want to move to Business Central online or to Finance and Supply Chain Management in the cloud. The second is the platform switch: businesses outgrowing Tally, QuickBooks, Sage, SAP Business One or a pile of Excel workbooks who have chosen Dynamics 365 as their next system.

The tools differ. Business Central includes a cloud migration feature for supported on-premises versions and for Dynamics GP, configuration packages for importing master data, and a data migration assistant for some sources. Finance and Supply Chain uses data entities and the Data Management Framework, and AX customers follow Microsoft's upgrade path. For non-Microsoft sources, we extract, cleanse and transform the data ourselves before loading it.

The goal is the same in both cases: open balances that tie to your last audited trial balance, customers and suppliers with valid TRNs, items with correct units and costs, and enough history to answer VAT queries. We do not implement SAP, QuickBooks, Tally or Sage, but we migrate from them regularly. For a platform-neutral view, see legacy ERP migration.

Two kinds of Dynamics 365 migration we handle
  • NAV and GP to Business Central online, including customization review
  • AX 2012 to Finance and Supply Chain Management with a code and data assessment
  • Tally, QuickBooks, Sage, SAP Business One and Excel to Business Central
  • Opening balance, open item and VAT history reconciliations signed off by finance
The Challenge

Where Dynamics 365 migrations go wrong

Data migration is the most underestimated part of any ERP project. These are the risks we plan around from the first workshop.

Old customizations that cannot move

NAV and older Business Central on-premises often have code changes inside the base application. Business Central online only accepts extensions, so each modification must be rewritten, replaced by standard features or dropped.

Dirty master data

Legacy systems collect duplicate customers, inactive items and suppliers with missing TRNs. Loading them as-is carries the mess into the new system and breaks VAT reporting.

Mismatched chart of accounts

Tally ledgers and groups do not map one-to-one to a Business Central chart of accounts with posting groups. Without a careful mapping, the opening trial balance will not tie.

Unclear history requirements

Teams often ask for all transactions since the company started. That makes migration slow and expensive, while the legal need is usually met by keeping the old system or an archive accessible.

Cutover in the middle of a VAT period

Switching systems partway through a quarter means the VAT return draws from two systems. It can be done, but it needs a clear split and a reconciliation plan.

How It Works

Our Dynamics 365 migration method

We treat migration as a finance project supported by technology, not the other way around.

01

Assess the source

We review the source system version, customizations, data volumes, integrations and reports, then decide what migrates, what is rebuilt and what is retired.

02

Agree the migration scope

Master data, open items, balances and the depth of transaction history are agreed with finance and your auditor's expectations in mind.

03

Cleanse and map

Duplicates are merged, TRNs validated, items standardized and the old chart of accounts mapped to the new one, with posting groups and dimensions defined.

04

Run trial loads

At least two mock migrations into a sandbox, each followed by reconciliation of trial balance, aged receivables, aged payables and stock valuation.

05

Cut over and reconcile

Final extract at an agreed date, load, reconciliation sign-off and a frozen copy of the old system for reference and audit.

Migration deliverables

These documents and results stay with you after the project.

  • Source system assessment covering customizations, add-ons and integrations
  • Data scope document listing every entity and the history depth for each
  • Chart of accounts and dimension mapping from old to new
  • Cleansed master data files for customers, vendors, items and fixed assets
  • Mock migration reports with reconciliation results
  • Cutover plan with freeze dates, responsibilities and a rollback point
  • Signed reconciliation of opening trial balance, AR, AP and inventory
  • Archive approach for historical data no longer in the live system
Implementation Timeline

Typical timeline for a Dynamics 365 migration

These ranges assume a single entity with moderate data volumes; multi-company or heavily customized sources take longer.

Durations are typical ranges; your plan is agreed after discovery.

  1. Assessment

    1-3 weeks

    Source review, customization inventory and agreement on the target: Business Central or Finance and Supply Chain.

  2. Mapping and cleansing

    2-4 weeks

    Business users clean master data while we build transformation scripts and templates.

  3. Mock migrations

    2-4 weeks

    Repeated loads into a sandbox with reconciliations after each run until totals tie.

  4. Cutover

    Often 3-7 days

    Final extract, load and sign-off, usually aligned with a month-end and ideally a VAT period end.

  5. Post-migration support

    2-4 weeks

    Support for the first month-end close and the first VAT return prepared from Dynamics 365.

Business Central Finance Power BI app - aged receivables - Dynamics 365 Migration UAE
Business Central Finance Power BI app - aged receivables (real product screenshot). Image: Microsoft (Microsoft Learn documentation), CC BY 4.0 from the official product documentation.
Dashboard Preview

Tracking migration progress in one view

During the project, finance and the project lead follow a migration tracker so issues are visible early.

  • Records extracted versus loaded for each entity
  • Rejected rows grouped by reason, such as missing TRN or invalid unit
  • Trial balance difference between source and Dynamics 365
  • Aged receivables and payables comparison
  • Sign-off status by data owner
Business Benefits

Benefits of a well-run migration

A careful migration pays off in the months after go-live, not just on cutover weekend.

A first close you can trust

Opening balances that tie mean your first month-end on Dynamics 365 is about the business, not about chasing migration differences.

Cleaner VAT reporting

Validated TRNs and correctly mapped tax codes reduce corrections when preparing returns in EmaraTax.

Lower ongoing cost

Retiring old servers and rewriting customizations as extensions makes future Business Central updates simpler.

Audit-ready history

A documented archive and reconciliation pack answers auditor and FTA questions about the transition period.

UAE Compliance Built In

UAE regulations covered in every Dynamics 365 Migration UAE project

We configure the system for the rules UAE businesses report against, and test it before go-live.

General information, not tax or legal advice. Confirm current requirements with the FTA, MOHRE or your advisor. See all UAE compliance guides.

Official sources and references

Facts on this page were checked against these sources in October 2026. Rules change, so confirm current requirements before acting.

FAQs

Dynamics 365 migration FAQs

Still have a question? Our consultants are happy to help.

Ask an Expert
Can we move from Dynamics NAV directly to Business Central online?

Usually yes, but older NAV versions may need an intermediate upgrade step, and any code modifications must be converted to extensions or replaced. We start with an assessment of your version and customizations before quoting the path.

How much transaction history should we migrate?

Most companies migrate open items, balances and one to two years of summarized or detailed history, then keep the old system or an archive for the rest. UAE record-keeping rules require records to be retained and accessible, so confirm the retention approach with your tax advisor and auditor.

Can you migrate from Tally to Dynamics 365 Business Central?

Yes. We export ledgers, groups, parties, stock items and vouchers from Tally, map them to a Business Central chart of accounts and posting groups, and reconcile the opening trial balance before go-live.

Is moving from Dynamics GP to Business Central supported?

Microsoft provides a cloud migration path from Dynamics GP to Business Central online for selected data. We use it where it fits and supplement it with configuration packages for data it does not cover.

When is the best time to cut over?

The cleanest point is the start of a financial year or the start of a VAT period, so that returns come from a single system. If that is not possible, we plan a clear split of the period between systems.

Do you migrate from SAP Business One even though you do not implement SAP?

Yes. We extract and transform SAP Business One data into Dynamics 365. We do not offer SAP implementation or support, so the migration is one-way into the new platform.

Free Consultation

Plan your move to Dynamics 365

Tell us your current system and data volume, and we will outline a migration path and cutover approach.

Location

Dubai, United Arab Emirates

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