ChatGPT Prompts for Audit Preparation: Checklists, Evidence, Workpapers

Published: July 2026 | 8 min read

Audit preparation is a structured, methodical process — and that's exactly where AI prompts shine. When you give ChatGPT a well-structured prompt with a clear role, defined tasks, and expected output format, it becomes a junior auditor that never tires of generating checklists, documenting procedures, and organizing evidence requests.

The prompts below cover every phase of audit preparation: planning, risk assessment, walkthroughs, evidence gathering, workpaper documentation, and review. Each prompt is designed to produce audit-ready output that a senior can review and sign off on. These are adapted from Skillent's Finance AI Prompt Library.

Audit Planning & Risk Assessment

1. Audit Planning Memo

Role: You are a senior auditor preparing an audit planning memo.
Client: [company name], [industry], [entity size]
Fiscal year: [FY date]
Audit type: [financial statement / SOC / operational / compliance]
Task: Draft a comprehensive audit planning memo.
Include:
1. Engagement overview and objectives
2. Key business risks identified
3. Materiality assessment (overall, performance, specific account)
4. Significant accounts and assertions
5. Planned audit approach (substantive vs controls-based)
6. Key areas of focus (revenue recognition, related parties, estimates, fraud risk)
7. Team assignments and timeline
8. Prior year findings and resolution status
Format: Formal audit planning memo, 2-3 pages.
Reference: ISA 300 / PCAOB AS 2101 planning standards.

2. Risk Assessment Matrix

Role: Audit risk specialist.
Task: Create a risk assessment matrix for [audit area — revenue/payroll/inventory/AP].
For each risk:
1. Risk description
2. Inherent risk rating (High/Medium/Low)
3. Control risk rating (assessed)
4. Detection risk (planned)
5. Resulting audit approach
6. Planned procedures (substantive analytical, TOA, detailed testing)
Format: Table with columns: Risk | Inherent | Control | Detection | Approach | Key Procedures
Include: Fraud risk factors specific to this area.
Base assessment on: COSO framework, industry benchmarks, prior-year findings.

3. Materiality Calculation Worksheet

Role: Audit senior performing materiality calculations.
Client: [company], [revenue], [total assets], [net income before tax]
Task: Calculate materiality levels.
Compute:
1. Overall materiality (benchmark: 0.5-1% revenue OR 1-2% total assets OR 3-5% net income)
2. Performance materiality (60-80% of overall)
3. Specific materiality (for high-risk accounts)
Show: Benchmark selected, rationale, calculation, and resulting threshold
Format: Worksheet with each calculation shown step-by-step.
Include: Qualitative factors that may lower the threshold (related party transactions, regulatory concerns, management compensation tied to metrics).

Walkthroughs & Process Documentation

4. Process Walkthrough Script

Role: Auditor conducting a process walkthrough.
Process: [name — e.g., Order-to-Cash, Procure-to-Pay, Payroll]
Task: Create a structured walkthrough script.
For each step in the process:
1. Step description
2. Who performs it (role/title)
3. System used
4. Document/record produced
5. Control activity at this step
6. Question to ask during walkthrough
7. Evidence to request
Format: Numbered process flow with control annotations.
Include: Segregation of duties check at each handoff point.
Output: Walkthrough script ready to use in client interviews.

5. Walkthrough Summary Memo

Role: Auditor documenting a completed walkthrough.
Process: [process name]
Date conducted: [date]
Interviewee: [name/title]
Task: Draft a walkthrough summary memo.
Include:
1. Process flow narrative (step-by-step)
2. Controls identified (preventive/detective)
3. Control deficiencies noted
4. Segregation of duties assessment
5. System applications involved
6. Key reports used for monitoring
7. Risk areas identified during walkthrough
8. Impact on audit approach
Format: Formal workpaper memo with reference to applicable standards.
Include: Recommendation for controls testing scope based on walkthrough results.

Evidence Request & Documentation

6. Evidence Request List (PBC List)

Role: Auditor preparing a Prepared By Client (PBC) list.
Client: [company], audit period: [date range]
Task: Generate a comprehensive PBC list organized by audit area.
Categories: General/Entity, Revenue, AR, AP, Inventory, Fixed Assets, Payroll, Debt, Equity, Cash, Investments, Related Parties, Subsequent Events, IT/GC
For each item:
1. Document name
2. Description of what's needed
3. Period covered
4. Format preferred (Excel/PDF/original)
5. Priority (Required for fieldwork / Required for completion / Informational)
6. Requested by date
Format: Spreadsheet-style list with status column (Not Received / Received / In Progress).
Include: Instructions for secure document transmission.

7. Workpaper Documentation Template

Role: Audit staff documenting a workpaper.
Task: Create a workpaper documentation template for [audit area].
Workpaper should include:
1. Workpaper reference (e.g., C-100)
2. Client name and audit period
3. Prepared by / date
4. Reviewed by / date
5. Audit objective being addressed
6. Source documents examined
7. Procedures performed (step-by-step)
8. Results of procedures
9. Exceptions noted and resolution
10. Conclusion (does the evidence support the assertion?)
11. Tickmark legend
12. Cross-references to other workpapers
Format: Workpaper template with placeholder fields.
Tone: Objective, factual — workpaper language.

8. Sampling Plan Generator

Role: Audit senior designing a sampling plan.
Population: [description — e.g., AR invoices, AP transactions, journal entries]
Total population size: [number]
Task: Design an audit sampling plan.
Determine:
1. Sampling method (statistical/non-statistical, MUS, attribute)
2. Sample size (show calculation with confidence level, tolerable rate, expected deviation rate)
3. Selection method (random/systematic/haphazard)
4. Key attributes to test
5. Evaluation method (projected misstatement calculation)
6. Documentation requirements
Include: Rationale for each choice and reference to relevant standard (ISA 530 / AU-C 530).
Format: Sampling plan memo with all parameters defined.
Note: If population is <25 items, recommend 100% testing instead.

Substantive Testing & Analytics

9. Substantive Analytical Procedure Design

Role: Auditor designing substantive analytical procedures.
Account: [account name — e.g., revenue, travel expense, professional fees]
Task: Design analytical procedures that provide substantive evidence.
Include:
1. Expectation (what should the balance/amount be?)
2. Basis for expectation (prior year + growth, budget, industry benchmark, regression)
3. Threshold for investigation (amount and %)
4. Data needed to perform the procedure
5. Potential explanations for variances
6. Corroborating evidence for each explanation
7. How to conclude (does the analytical procedure provide sufficient appropriate evidence?)
Format: Procedure design memo with step-by-step testing approach.
Reference: ISA 520 / AU-C 520.

10. Journal Entry Testing Plan

Role: Auditor designing journal entry testing for fraud risk.
Client: [company], fiscal year: [FY]
Task: Design a journal entry testing plan addressing fraud risk.
Include:
1. Population definition (all entries? manual only? above threshold?)
2. Risk-based selection criteria:
   - Entries at period-end/quarter-end
   - Entries by senior management
   - Entries with round amounts
   - Entries to revenue accounts near cutoff
   - Entries with no business rationale
   - Entries involving related parties
3. Sample size and selection method
4. Information to examine for each entry (description, preparer, approver, source doc, date)
5. Fraud indicators to watch for
6. Documentation template for exceptions
Format: Testing plan memo with selection logic and fraud red flags checklist.
Reference: ISA 240 / AU-C 240 journal entry testing guidance.

Review & Reporting

11. Review Notes Tracker

Role: Audit manager tracking review notes.
Task: Create a review notes tracker template.
Columns:
1. Note # 
2. Workpaper reference
3. Review note description
4. Severity (Critical / Standard / Clear-up)
5. Assigned to
6. Status (Open / In Progress / Cleared)
7. Resolution description
8. Date cleared
9. Cleared by
10. Reference to revised workpaper
Include: Summary section showing open items by severity and aging.
Format: Tracking template ready for use during review process.
Note: All critical items must be cleared before report issuance.

12. Management Letter Draft

Role: Auditor drafting a management letter.
Client: [company], audit period: [FY]
Task: Draft a management letter based on audit observations.
Input: [List of observations — control deficiencies, process improvements, efficiency opportunities]
For each observation:
1. Observation summary
2. Risk/impact if not addressed
3. Recommendation
4. Management response (placeholder)
5. Priority (High/Medium/Low)
Format: Formal management letter on firm letterhead style.
Tone: Constructive, professional — this goes to the audit committee.
Include: Cover letter language noting this is supplementary to the audit report and does not modify the audit opinion.

Best Practices for Audit AI Prompts

1. Always reference the applicable standard — ISA, PCAOB AS, or AICPA AU-C. This keeps output aligned with professional requirements

2. Specify the audit framework — US GAAP, IFRS, or government auditing standards have different requirements

3. Define the assertion being tested — existence, completeness, valuation, rights/obligations, presentation. AI output improves when the assertion is explicit

4. Never input client-identifying data — use placeholders for company names, amounts, and personnel. Replace after generation

5. Have a senior review all AI output — AI can produce plausible-sounding but incorrect audit procedures. Every prompt output is a starting point, not a finished workpaper

For more audit-adjacent resources, see our ChatGPT prompts for variance analysis and ChatGPT prompts for financial reporting.