SAP Document and Reporting Compliance: The Comprehensive Guide for Finance and Tax is available for purchase from SAP Press. ASUG members can enjoy 15% off any SAP Press titles with the discount code 15ASUG.

Today, global companies juggle ever-changing tax regulations, from expanding electronic invoicing requirements to continuous transaction controls (CTCs), reporting mandates, value-added tax (VAT), and cross-border tax rules — all of which cost time, increase risk, and disrupt business continuity if not managed proactively. Enterprises are also preparing for Tax Administration 3.0, a model that uses real-time tax reporting embedded in company’s systems to calculate tax, as opposed to waiting until the next fiscal year to file and validate payment.

While organizational leaders manage these changes to important regulations, they must also consider their in-progress digital transformation journeys. SAP Document and Reporting Compliance (DRC) provides the necessary structure to manage e-documents, facilitate real-time reporting, and issue corrections, while remaining clean-core compliant.

Three experts at Deloitte recently collaborated to publish their guidance on effectively leveraging SAP Document and Reporting Compliance in an SAP Press publication. Genevieve Watson and Eliza Alberts-Muller, both partners at Deloitte’s Tax Technology Consulting team, and Iain Macintosh, Principal at Deloitte, worked together to compile this valuable resource for finance, tax, and IT executives facing modern-day tax challenges.

“By sharing pragmatic strategies, real-world project experiences, and best practices, the book seeks to empower decision-makers to successfully implement SAP Document Report and Compliance and achieve compliance in a cost-effective and future-proof way,” the authors said in a joint statement.

In an ASUG interview, Watson, Alberts-Muller, and Macintosh discussed recent and upcoming changes to digital controls in various tax laws, advice for those currently tasked with overseeing this core business function, and tips on how to prepare for the future of tax compliance.

The authors of the book answered the following questions jointly. This interview has been edited for brevity and clarity.

Q: What are some of the biggest changes in recent years as it relates to continuous transaction controls (CTCs)?

In recent years there has been an unmistakable global shift from periodic to real-time tax reporting. Governments are increasingly mandating electronic tax document submission—adopting CTCs—to oversee every transaction as it happens. This transition is driven by the need for greater transparency, mitigation of tax fraud, and faster reconciliation of tax liabilities. Notably, one of the biggest changes are the rising of frameworks such as SAF-T, CFDI, and the EU’s VAT in the Digital Age (“ViDA”), which are setting new compliance benchmarks, requiring enterprises to deploy agile, digital-first compliance solutions.

CTC is not just an IT change; it requires business process redesign and tight collaboration between tax, finance, and technology teams to align data, controls, and workflows to diverse regional laws. More than ever before, there is an onus on sellers to ensure transaction tax is correct at source to avoid business disruption.

Q: Why do tax authorities want to see real-time data? To close the VAT gap or something else?

Real-time data enables tax authorities to drastically reduce the VAT gap—a key motivator—by detecting fraudulent claims and underreported transactions as they occur. Beyond this, real-time access empowers tax authorities to enforce compliance more effectively, optimize policy implementation, and provide businesses with faster validation and fewer audit disruptions. Real-time data not only helps close revenue loopholes, but also supports digitization and transparency, which are top government priorities in today’s economic landscape.

Q: How should SAP users prepare for Tax Administration 3.0?

SAP users should begin by assessing their current digital tax maturity, ensuring robust master data management, and automating the flow of business documents to satisfy evolving regulatory needs. Investing in compliance-by-design architecture where tax and regulatory rules are built into business processes is essential. Early alignment of IT, finance, and tax organizations fosters integration and scalability. Adopting solutions like SAP DRC, which facilitate real-time reporting and government integrations, is critical for future readiness under Tax Administration 3.0 paradigms.

Lastly, cross-functional training is essential. SAP, tax, and finance teams should develop skills and familiarity with both the new regulatory requirements and SAP’s evolving features. Emphasizing ongoing education and change management will help organizations thrive as tax landscapes modernize.

Q: What does the timeline look like for getting to TA 3.0?

While timelines vary by region and country, most advanced economies are moving rapidly — many aiming for full real-time tax compliance within the next two to five years. Some countries are already enforcing strict CTC and real-time e-invoicing mandates. Enterprises should expect accelerated adoption and begin phased implementations now to avoid compliance shocks as mandates expand. 

The timeline to TA 3.0 is a gradual, multi-year journey. Forward-thinking organizations should plan for incremental, ongoing modernization over the next three to five years, rather than a single deadline or switch-over event. Companies need to be defining their global technology strategy to comply now and putting the foundations in place to avoid business disruptions and avoidable costs later.

Q: What are the most common misconceptions finance and tax teams have when they first encounter SAP DRC, and how do you recommend clearing them up quickly?

A major misconception is treating SAP DRC as a simple plug-and-play reporting add-on, when it is a strategic compliance platform that deeply integrates with SAP processes and transactions. Teams may also underestimate the scale and importance of data readiness or assume adoption starts post-implementation. To mitigate, they should involve end users early, communicate DRC’s full value, and embed change management from day one; provide clear education on compliance requirements to drive adoption while minimizing disruption.

Furthermore, finance teams often underestimate the importance of end-to-end testing and change management. New compliance regimes can affect everything from master data setup to invoice layouts and digital signatures, so project teams must be proactive in engaging stakeholders and assessing process impacts during SAP DRC implementation.

Q: What is the first concrete step to take in determining whether an organization is ready to adopt SAP DRC? What are some top actions that people can take now to prepare for an SAP DRC implementation?

The first concrete step in determining whether an organization is ready to adopt SAP DRC is to conduct a thorough readiness assessment of the existing ERP landscape, focusing on current compliance processes, data quality, and integration points with tax authorities. This assessment should involve collaboration between technology, tax, and finance teams to map out current statutory reporting requirements, identify gaps or inefficiencies, and evaluate whether the organization’s data and systems set up can support real-time and periodic digital compliance.

For example, in SAP, if a company has legal entities with foreign VAT registrations, then Plants Abroad functionality should be activated so that the reporting country field can be leveraged. By establishing this baseline, the organization can map out current tax and reporting workflows against regulatory standards and SAP DRC requirements and then define clear priorities and develop a targeted roadmap for SAP DRC implementation. Some preparatory actions are strengthening data governance, creating a cross-functional DRC steering committee that involves local and global tax experts, and piloting SAP DRC with proof-of-concept scenarios and a phased rollout to de-risk the transformation.

Q: What skillsets should people working on an SAP DRC implementation work to hone?

SAP DRC implementation team members should develop expertise in tax and regulatory compliance, technical knowledge in SAP DRC configuration, integration techniques (for cloud and government connectors), data quality and governance, solution testing, and strong project/change management skills. Effective communication and stakeholder management are also vital for success across business and technical domains.

Q: What are the most avoidable mistakes teams make — and what simple habits or routines help prevent them?

The most avoidable mistakes occur from a lack of planning. Organizations should not underestimate the impact of data quality issues, overlook country-specific requirements which constantly evolve, or neglect user training or change management. Simple preventative habits include scheduling regular cross-team workshops, establishing ongoing data validation routines, investing in user education early, and adapting processes continuously to keep up with regulation changes.

Q: There is a chapter in your book on tax user adoption and change management; what are your top pieces of advice regarding change management with SAP DRC?

Treat change management as a strategic—not tactical—task. Begin communications early, emphasize the tangible compliance and process benefits, involve key users in solution design, and provide comprehensive hands-on training sessions. Successful adoption hinges on creating advocates across functions and sustaining engagement with transparent, empathetic dialogue throughout the project.

Q: What practical tips can you share for aligning IT and tax/finance stakeholders so functional needs and technical design evolve together?

Foster alignment with regular joint meetings, shared KPIs, and inclusive workshops that bridge technical and business priorities. Use collaborative governance models and transparent communication tools to ensure each group’s needs are heard and mapped into workable technical solutions as regulations evolve. Additionally, we need to facilitate early involvement of tax/finance professionals in system design decisions and involve IT representatives in understanding compliance nuances, ensuring a continuous feedback loop that leads to practical, adaptable solutions.

Q: What are the top configuration tasks that project teams consistently underestimate, and how can they plan for them more effectively?

The implementation order of OSS Notes is very important to lay the technical foundations, but we also find teams consistently underestimate the complexity of local country reporting requirements, integration with real-time government platforms, and ongoing configuration updates related to regulatory changes. The project team should assess the local requirements early on and effectively formulate the project plan. Effective planning involves leveraging SME experts, proactive testing in a sandbox environment, tracking regulatory change pipelines, and developing robust configuration, design, and testing documentations.

Q: What else should our readers know about your publication and how it will help them with SAP DRC?

This book is designed to be both a roadmap and a practical guide, offering step-by-step guidance, addressing real implementation roadblocks, and sharing actionable case studies from leading SAP DRC rollouts. It enables readers to avoid common pitfalls, harness digital tax opportunities, and confidently lead successful compliance transformations in the face of ongoing regulatory and technological change.

This book goes beyond technical instruction, serving as a strategic guide for digital tax reporting. It provides finance, tax, and IT professionals with the knowledge and tools to manage global compliance and leverage SAP DRC effectively. Its insights extend beyond SAP, offering a forward-looking view of digital reporting between businesses and authorities.

SAP Document and Reporting Compliance: The Comprehensive Guide for Finance and Tax is available for purchase from SAP Press. ASUG members can enjoy 15% off any SAP Press titles with the discount code 15ASUG.

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