Prompt Library

95 battle-tested prompts organized by function. Copy, customize, and use daily.

Usage Tip: Replace bracketed placeholders [like this] with your specific context. The more specific your input, the better the output. Always review AI-generated tax advice against primary legislation before relying on it.

VAT Advisory

1

Analyze the VAT treatment of [transaction type] for a supply from [Country A] to [Country B] where the customer is [VAT registered/non-registered]. Consider the place of supply rules under the EU VAT Directive and provide the applicable articles.

2

Review the following invoice details and identify any VAT compliance risks: [paste details]. Flag issues related to rates, exemptions, reverse charge applicability, and documentation requirements.

3

Draft a VAT advisory memo for the business explaining why [specific transaction] qualifies for [exemption/zero-rate/reverse charge]. Include references to the relevant directive articles and local implementing legislation.

4

Compare the VAT recovery rules for [expense type] across France, Germany, Netherlands, and UK. Present as a table showing deductibility percentage, conditions, and documentation required.

5

Analyze whether our intercompany [service/supply] from [Entity A] to [Entity B] should be treated as a single supply or multiple supplies for VAT purposes. Apply the Card Protection Plan principles.

6

I need to advise the business on VAT implications of a new [supply chain arrangement]. Map the transaction flows, identify the VAT obligations for each entity involved, and highlight any simplification measures available.

7

Review our current VAT grouping structure and assess whether adding [Entity X] would be beneficial. Consider: cash flow impact, administrative burden, partial exemption implications, and exit costs.

8

Analyze the fixed establishment risk for [Entity] in [Country] based on: [describe activities, staff, premises]. Reference the Dong Yang and Berlin Chemie case law.

9

Draft talking points for a meeting with [Country] tax authority regarding our [specific VAT position]. Structure as: our position, supporting evidence, potential counterarguments, and fallback positions.

10

Create a decision tree for determining the correct VAT treatment of [complex supply type] across our key markets. Include branch points for: B2B vs B2C, domestic vs cross-border, and special scheme eligibility.

Tax Research

1

Summarize the key changes in [country] VAT legislation effective [date]. Focus on rate changes, new exemptions, reporting obligations, and e-invoicing mandates. Highlight impact on Canon operations.

2

Research the current position on VAT treatment of [digital services/software licensing/cloud computing] in [country]. Include recent case law, tax authority guidance, and practical implications.

3

Create a comparative analysis of how [specific VAT concept] is applied across EU member states. Focus on practical differences affecting multinational businesses.

4

Analyze the ECJ ruling in Case [C-xxx/xx] and explain its implications for our [specific business activity]. Identify any changes needed in our current VAT treatment.

5

Research transfer pricing implications for our intercompany [service type] arrangements and identify VAT alignment issues between TP and VAT valuations.

6

Compile a regulatory change tracker for [quarter/year] covering all jurisdictions where we file VAT returns. Categorize changes by: mandatory action required, monitoring only, and opportunity.

7

Analyze how [specific EU directive amendment] will be transposed into national law in our key markets. Identify earliest possible effective dates and implementation differences.

8

Research the tax authority approach to [specific issue] in [country] by analyzing published rulings, guidance notes, and court decisions from the last 3 years.

9

Investigate the VAT implications of [cryptocurrency/NFT/digital asset] transactions under current EU rules and the anticipated ViDA (VAT in the Digital Age) reforms.

10

Create a briefing note on the OECD work on VAT/GST in the digital economy and its relevance to Canon business models.

Tax Risk Analysis

1

Based on the following transaction pattern [describe], identify the top 5 VAT risks ranked by likelihood and financial impact. For each: description, probability (H/M/L), impact estimate, mitigation steps, and owner.

2

Review our VAT registration obligations across all EU member states. Identify gaps where we may have unregistered obligations based on: warehouse locations, installation services, or event attendance.

3

Analyze VAT risk implications of our proposed [business restructuring/new supply chain/merger]. Map each change to its VAT consequence and flag items requiring advance rulings.

4

Create a VAT risk heat map for our [division/entity] covering: registration compliance, rate application, input tax recovery, reporting accuracy, and intercompany pricing.

5

Assess statute of limitations exposure across key jurisdictions. Calculate potential VAT liabilities for open periods where we have identified treatment uncertainties.

6

Perform a retrospective risk assessment on [transaction type] for the last [X] years. Estimate exposure, consider voluntary disclosure benefits, and recommend remediation approach.

7

Identify customs duty and VAT interaction risks in our import model. Focus on: valuation methodology alignment, preference claim accuracy, and temporary import procedures.

8

Analyze the risk profile of our current input VAT recovery methodology. Identify areas where HMRC/authority challenge is most likely based on recent audit trends.

9

Review our use of VAT simplification measures (triangulation, call-off stock, margin scheme) and confirm eligibility conditions are still met given recent business changes.

10

Create a pre-audit readiness checklist for a potential [country] VAT audit. List documentation requirements, common authority queries, and areas requiring defensive file preparation.

E-Invoicing

1

Summarize the current e-invoicing mandate timeline for [France/Poland/Belgium/UAE]. Include go-live dates, format requirements, platform details, and penalties for non-compliance.

2

Compare e-invoicing data elements required in [Country A] vs [Country B]. Identify gaps in our Oracle R12 data model.

3

Draft a stakeholder update for IDF covering: milestone status per country, key risks, resource requirements, and steering committee decision items.

4

Analyze the vendor proposal from [vendor] for [country] e-invoicing. Evaluate: technical fit, timeline feasibility, cost, Oracle R12 integration complexity, and references.

5

Create a dependency map for [country] e-invoicing showing: upstream systems, data flows, master data requirements, testing milestones, and parallel run criteria.

6

Design a testing strategy for [country] e-invoicing covering: unit testing, integration testing, end-to-end testing, parallel run criteria, and go-live readiness gates.

7

Analyze the data quality requirements for [country] e-invoicing and map them against our current Oracle R12 data. Identify cleansing activities required before go-live.

8

Draft a change impact assessment for [country] e-invoicing covering: affected processes, affected roles, training needs, system changes, and organizational readiness activities.

9

Create a cutover plan template for [country] e-invoicing go-live including: T-minus activities, go/no-go criteria, rollback procedures, hypercare support model, and issue escalation path.

10

Analyze lessons learned from [completed country] implementation and create actionable recommendations for [next country] rollout. Focus on: what to repeat, what to avoid, and what to do differently.

Project Management

1

Based on the IDF project timeline, identify critical path items for the next 90 days. Flag items where delay impacts go-live and recommend contingency actions.

2

Draft a RAID log update for steering committee. Categorize by: Risks (probability/impact), Assumptions (validation status), Issues (resolution owner/date), Dependencies (status).

3

Create a resource capacity analysis for [quarter]. Map required effort against available capacity and highlight where we need additional support.

4

Analyze change request for [specific scope change]. Assess impact on: timeline, budget, resources, technical complexity, and risk profile. Recommend accept/reject.

5

Draft meeting minutes from transcript: [paste]. Extract: decisions, action items with owners/deadlines, risks raised, and escalation items.

6

Create a benefits realization tracker for the IDF program. Define benefits categories, measurement methodology, baseline values, target values, and reporting cadence.

7

Design a governance framework for the IDF program covering: decision rights matrix, escalation paths, change control process, and reporting hierarchy.

8

Draft a program-level risk response plan for the top 5 risks. Include: risk description, trigger events, response strategy, contingency actions, and budget reserve.

9

Create a stakeholder engagement plan for [phase]. Map stakeholders by influence/interest, define engagement frequency, channels, and key messages per group.

10

Analyze program interdependencies between IDF country implementations and other Canon IT/Finance initiatives. Flag resource conflicts and timeline clashes.

Executive Communication

1

Draft a one-page executive summary of IDF program status for the CFO. Include: RAG status, key achievements, upcoming milestones, budget vs actuals, and top 3 risks.

2

Create a narrative explaining why Finance should invest in additional Copilot Pro licenses. Frame around: cost avoidance, speed improvement, risk reduction, and competitive advantage.

3

Draft a quarterly AI adoption update for the Innovation Hub. Cover: initiatives launched, outcomes achieved, lessons learned, next steps, and resource requests.

4

Prepare board-ready narrative explaining strategic importance of e-invoicing compliance. Cover: regulatory landscape, penalties, operational benefits, and implementation approach.

5

Write change communication for finance team about AI tools. Address concerns, highlight quick wins, and invite engagement through specific actions.

6

Draft a business case presentation for [initiative] in the format: problem statement, proposed solution, costs, benefits, timeline, risks, and recommendation.

7

Create a monthly newsletter update for the tax team covering: regulatory changes, project updates, AI tips, and upcoming deadlines. Keep tone engaging and action-oriented.

8

Draft speaking notes for a [conference/internal event] presentation on AI in Tax. Structure as: current state of tax technology, Canon journey, practical examples, lessons learned.

9

Write a LinkedIn post (from my perspective as Tax Technology Manager) sharing insights on [topic]. Professional tone, practical value, approximately 200 words.

10

Create an elevator pitch (60 seconds) explaining the value of the IDF program to a senior leader unfamiliar with e-invoicing. Focus on business value, not technical detail.

Finance Transformation

1

Map our current [process] end-to-end and identify AI value-add steps. Assess: automation potential, complexity, prerequisites, and time saving per occurrence.

2

Analyze Oracle R12 chart of accounts and recommend how to leverage segment values for automated VAT determination. Consider: entity, cost center, natural account, and intercompany segments.

3

Design a monthly close acceleration plan using AI. For each activity: current duration, AI-assisted target, specific tool, and setup prerequisites.

4

Create a data quality assessment framework for our IDF data lake. Define: critical elements, quality dimensions, measurement methods, and remediation workflows.

5

Draft a finance process digitization roadmap showing: current state, target state with AI, required investments, benefits by quarter, and success metrics.

6

Analyze our accounts payable process for AI optimization opportunities. Focus on: invoice processing, matching, approval routing, payment timing, and supplier queries.

7

Design a finance shared services AI enhancement plan covering: transaction processing, query management, reporting, reconciliations, and exception handling.

8

Create a robotic process automation (RPA) vs AI comparison for our top 10 manual finance processes. Recommend the right technology for each based on complexity and variability.

9

Draft an operating model for a future AI-augmented tax function. Define: roles that evolve, new capabilities needed, technology stack, and governance model.

10

Analyze our journal entry process and identify patterns suitable for AI-assisted automation. Consider: recurring journals, accruals, intercompany eliminations, and reclassifications.

Vendor Assessments

1

Create a weighted scoring matrix for [vendor type] evaluation. Include: functional fit (30%), technical architecture (20%), implementation approach (15%), cost (15%), vendor stability (10%), references (10%).

2

Analyze RFP response from [vendor] against our requirements. Identify: fully met, partially met with gaps, unmet, and additional capabilities beyond requirements.

3

Compare total cost of ownership for [Vendor A] vs [Vendor B] over 5 years. Include: licenses, implementation, maintenance, internal resources, infrastructure, and change requests.

4

Draft due diligence questions for [vendor]: financial stability, product roadmap, customer retention, support model, security certifications, and sub-processor arrangements.

5

Evaluate [vendor] API documentation and integration architecture. Assess Oracle R12 compatibility, integration complexity, development effort, and architectural concerns.

AI Adoption & Strategy

1

Create an AI readiness assessment for [team]. Evaluate: data maturity, process documentation, digital literacy, change appetite, leadership support, and tool utilization.

2

Design a 12-week AI enablement program for finance professionals. Include: weekly curriculum, exercises, success metrics, and graduation criteria. Differentiate Copilot Chat vs Pro tracks.

3

Develop a responsible AI framework for finance. Define: acceptable use cases, prohibited uses, oversight levels, data handling rules, validation requirements, and escalation procedures.

4

Analyze Microsoft 365 Copilot roadmap features relevant to Tax and Finance. Map each to a specific use case and estimate production-readiness timeline.

5

Draft a technology strategy one-pager showing AI, e-invoicing, and data lake convergence for a modern tax function. Include current state, 18-month target, and key enablers.

6

Design an AI champions network for Finance. Define: selection criteria, responsibilities, time commitment, training pathway, success measures, and recognition program.

7

Create a prompt engineering certification program for tax professionals. Define levels (basic/intermediate/advanced), competency criteria, assessment method, and renewal requirements.

8

Analyze competitive landscape: how are other multinationals using AI in their tax functions? Identify best practices we should adopt and pitfalls to avoid.

9

Draft a data strategy for enabling AI in tax. Cover: data sources, quality requirements, integration architecture, governance, and privacy considerations.

10

Create an innovation pipeline process for Finance AI ideas. Define: ideation, evaluation criteria, prioritization, pilot design, scaling criteria, and retirement triggers.

Indirect Tax Compliance

1

Create a monthly VAT compliance calendar for all entities. For each: entity, jurisdiction, return type, filing deadline, payment deadline, preparer, reviewer, and data source.

2

Review VAT return data [paste] and identify anomalies: unusual ratios, significant variances, rate application errors, and items requiring manual adjustments.

3

Design a VAT compliance health check covering: filing timeliness, accuracy, penalty history, outstanding queries, and open audit periods.

4

Analyze reverse charge processing in Oracle R12. Identify scenarios where system does not correctly self-assess and recommend configuration changes.

5

Draft a response to [tax authority] information request regarding [topic]. Structure clearly, reference documentation, and flag areas where position may be challenged.

6

Create a partial exemption method review document. Analyze current method against alternatives, model financial impact of switching, and assess HMRC agreement requirements.

7

Design a monthly VAT reconciliation procedure linking: GL balances, VAT return figures, cash payments, and assessment notices. Include variance investigation thresholds.

8

Analyze our bad debt relief claims process. Identify: eligible debts, timing requirements, documentation needs, and system configuration for automated identification.

9

Create a VAT group reporting package template covering: intercompany supplies (informational), external supplies by member, input tax by category, and partial exemption calculation.

10

Draft procedures for managing VAT on employee expenses. Cover: policy requirements, system validation rules, common errors, training needs, and monitoring controls.

Prompt Engineering Framework: CONTEXT Method

C — Context: Provide your role and organizational context

O — Objective: State clearly what you want to achieve

N — Nuance: Include jurisdiction, entity, time period specifics

T — Tone & Format: Specify output structure (table, memo, email)

E — Examples: Provide sample outputs or reference similar work

X — eXceptions: State constraints and limitations

T — Test: Include verification criteria or follow-up questions