ITAS is designed to modernise tax administration in Ghana by bringing registration, filing, payments, compliance and other tax services onto one integrated digital platform.
For thousands of Ghanaians, paying taxes is an important part of contributing to the roads, schools, hospitals and public services that support communities across the country. However, the process of meeting tax obligations has historically involved different systems and procedures, sometimes making compliance more difficult than it needs to be.
Consider Akosua, a fabric trader at Makola Market. She wants to register her business, maintain proper records and meet her tax obligations. But when it is time to file her returns, she may have to deal with separate processes for Value Added Tax (VAT), withholding tax and other obligations, without having one central platform showing her complete tax position.
That is one of the challenges the Ghana Revenue Authority (GRA) is seeking to address through the introduction of the Integrated Tax Administration System (ITAS).
What is Ghana’s Integrated Tax Administration System?
The Integrated Tax Administration System (ITAS) is a digital platform designed to bring together major domestic tax administration functions in one system.
These functions include taxpayer registration, filing of returns, payment processing, compliance management, audits, enforcement and reporting.
Instead of taxpayers having to navigate several disconnected processes, ITAS is intended to provide a unified profile through which individuals and businesses can manage their tax affairs.
The system replaces a fragmented domestic tax administration environment that historically relied on manual processes and multiple legacy systems within GRA’s Domestic Tax Revenue Division (DTRD).
Those older arrangements created challenges such as fragmented taxpayer information, duplicated processes, limited integration and operational inefficiencies.
ITAS is intended to provide a modern and scalable platform that gives GRA better access to taxpayer information while making tax compliance more convenient for taxpayers.
Why was ITAS introduced?
The development of ITAS in Ghana forms part of GRA’s wider digital transformation programme and its ambition to build a modern, world-class revenue administration.
One of the broader objectives is to support Ghana’s goal of increasing its tax-to-GDP ratio to 20%.
How Ghana’s ITAS journey began
The development of ITAS dates back to 2019, when GRA began procuring two separate systems — one for general tax administration and another specifically for VAT.
After vendors submitted proposals and the necessary approvals were obtained from the Public Procurement Authority, the evaluation process produced a recommendation that changed the direction of the project.
Instead of developing two separate systems, GRA was advised to adopt international best practice by implementing a single platform capable of administering different tax types.
GRA accepted the recommendation and cancelled the two original tenders.
The Authority subsequently worked with the International Monetary Fund (IMF) to develop the requirements for one comprehensive tax administration system.
GRA and the IMF produced detailed Terms of Reference for a Commercial-Off-The-Shelf ITAS solution. The requirements were subsequently reviewed and approved by GRA’s Top Management.
The proposed platform was designed to provide online filing and payment, paperless and automated processes, multiple service channels, real-time data processing, data-driven decision-making and risk-based compliance management based on taxpayers’ compliance records.
ITAS and Ghana’s wider digital transformation
The development of ITAS follows other major digital initiatives undertaken by GRA.
The Customs Division, for example, operates the Integrated Customs Management System (ICUMS), which has helped streamline customs processes and facilitate trade.
ITAS serves a similar purpose for domestic tax administration by bringing previously fragmented processes together within one system.
As ITAS develops, GRA also envisions closer integration between domestic tax and customs operations, allowing the two systems to work more closely together.
Why ITAS matters to taxpayers
The Integrated Tax Administration System is expected to improve both revenue administration and the taxpayer experience.
GRA’s digital transformation has included modernising its technology infrastructure and data centre, adopting Microsoft 365 across its workforce and advancing the move towards a cashless GRA through Ghana.gov.
ITAS is positioned as a major component of this transformation.
ITAS aims to improve tax compliance
Disconnected systems can make it harder for tax authorities to identify non-compliance, detect potential fraud and make timely decisions.
An integrated platform gives GRA greater visibility into taxpayer activity and allows the Authority to assess compliance risks more effectively.
This can support more targeted enforcement while reducing unnecessary disruption for taxpayers who consistently meet their obligations.
The system is also intended to reduce manual processes that can result in errors, delays and inefficient decision-making.
ITAS is designed around taxpayers
The system is intended to allow individuals and businesses to file returns, make payments and monitor their tax obligations digitally.
Through web portals, mobile applications and other self-service channels, taxpayers will be able to complete more transactions without having to visit a GRA office for every service.
The objective is to make compliance more convenient and reduce the time and resources taxpayers spend managing their obligations.
How the Integrated Tax Administration System works
The ITAS platform has been designed around several key functions intended to modernise domestic tax administration.
Digital filing and payments
Taxpayers will be able to submit returns and make payments electronically, reducing dependence on paper-based processes and physical visits to GRA offices.
Automated and paperless processes
ITAS is designed to automate processes wherever possible. This should reduce errors, speed up transactions and provide GRA with more timely information.
Multiple service channels
Taxpayers will have access to different digital channels for interacting with GRA, giving them greater flexibility in managing their tax affairs.
Real-time information processing
The platform is designed to process and analyse transactions in real time rather than relying heavily on delayed or batch processing.
This can provide GRA with more timely information for decision-making.
Data-driven tax administration
ITAS will enable GRA to identify patterns and trends across taxpayer information, supporting better decisions on tax policy, risk assessment and compliance activities.
Risk-based compliance management
The system is also designed to assess taxpayers according to their compliance history and risk profile.
This means GRA can focus enforcement resources on areas where risks are higher while limiting unnecessary intervention involving taxpayers who are compliant.
What other systems will ITAS connect to?
As the system becomes fully implemented, ITAS is expected to connect with other institutions and digital tax initiatives.
These include the National Identification Authority (NIA) for individual registration and the Office of the Registrar of Companies (ORC) for the registration of companies and organisations.
The system is also expected to support important functions such as returns processing, taxpayer accounting, revenue accounting, refunds, case management, audits, objections and appeals.
Future integration with other GRA digital platforms
GRA also plans to eventually connect ITAS with other digital initiatives, including E-VAT, E-Commerce, Stamp Duty and a central data warehouse.
The aim is to create a more connected tax administration environment in which different sources of taxpayer information can work together.
Where Ghana’s ITAS rollout currently stands
The rollout of ITAS in Ghana is being conducted in phases rather than moving every taxpayer onto the system at once.
The pilot phase began on April 1, 2026, at the Kaneshie Taxpayer Service Centre.
Selected taxpayers from the Large Taxpayer Office were subsequently onboarded onto the platform.
The current phase covers four tax types:
- Pay As You Earn (PAYE)
- Value Added Tax (VAT)
- VAT Withholding
- Withholding VAT
Why ITAS is being rolled out gradually
The phased approach allows GRA to test the system, identify challenges and make improvements before expanding it to more taxpayers and tax types.
The approach is intended to help ensure that the platform remains stable and effective as its coverage increases.
What ITAS means for Ghanaian taxpayers
For taxpayers currently included in the pilot, ITAS already provides a more digital and self-service approach to meeting tax obligations.
For those outside the pilot, the system will become increasingly relevant as additional taxpayers and tax types are brought onto the platform.
The long-term objective is for taxpayers across Ghana to manage their tax affairs through one integrated system instead of navigating multiple disconnected processes.
Importantly, ITAS does not introduce new taxes. The system is designed to change how existing tax obligations are administered, filed, paid and monitored.
How taxpayers can prepare for ITAS
Taxpayers can begin preparing for the wider rollout by ensuring that their information and records are up to date.
Practical steps for taxpayers
- Ensure your taxpayer registration details with GRA are accurate and complete.
- Familiarise yourself with GRA’s existing digital channels, which currently include GITMIS and provide a foundation for the transition to ITAS.
- If you are covered by PAYE, VAT, VAT Withholding or Withholding VAT, familiarise yourself with the relevant digital filing and payment processes.
- Contact your nearest Taxpayer Service Centre if you need assistance.
- Consult the ITAS User Manual available through GRA’s official channels for additional guidance.
- Watch tutorial materials on the GRA YouTube channel to better understand how the system works.
The future of tax administration in Ghana
The success of Ghana’s Integrated Tax Administration System will depend on the ability of both GRA staff and taxpayers to adapt to the new digital environment.
ITAS represents a major stage in GRA’s wider transformation from fragmented and manual tax administration towards a more integrated, automated and taxpayer-focused system.
By improving access to information, simplifying compliance, strengthening risk management and expanding digital services, the system is intended to make tax administration more efficient and transparent.
Ultimately, taxation remains an important mechanism for financing Ghana’s development. ITAS is therefore expected to play an important role in helping GRA improve revenue administration while making it easier for individuals and businesses to meet their tax obligations.
By: Public Education & Media Relations Unit
Ghana Revenue Authority
