Individual Tax Deduction Analyzer
Map, validate, and document individual tax deductions with IRS-compliant substantiation
What You Can Do
You can comprehensively analyze a client's financial situation to uncover all legitimate deductions they qualify for, organize them by category and income source, and validate each against current IRS guidelines. Claude generates clear deduction maps that show which deductions are defensible, which require specific documentation, and which carry audit risk—enabling you to build substantiation packages that withstand IRS scrutiny while maximizing lawful tax savings.
Features
Systematically catalog deductions across W-2 income, 1099 income, self-employment, investments, rental properties, and charitable giving to ensure nothing is missed
Cross-reference each deduction against current IRS rules, phase-out thresholds, and AGI limitations to flag disallowed or risky positions before filing
Compare total itemizable deductions against the standard deduction to confirm the client's optimal filing approach
Generate clear lists of required supporting records (receipts, invoices, logs, appraisals) for each claimed deduction
Create organized documentation frameworks that demonstrate contemporaneous substantiation and compliance with recordkeeping rules
Build plain-language client letters explaining deduction eligibility, limitations, and required documentation
Evaluate current-year strategies (charitable bunching, business loss timing, capital gain harvesting) to maximize deductions
Develop reusable frameworks for common client profiles (freelancers, real estate agents, rental property owners, side hustlers)
Example Output
Deduction Analysis Summary for Sarah M. (Freelance Consultant + Rental Property)
High-Confidence Deductions ✓
- Home office: $3,600/year (90 sq ft × $40/sq ft rent × 10% business use) — Requires: photos, lease, utility bills, square footage calculation
- Business supplies & software: $4,200 — Requires: invoices, credit card statements
- Estimated tax payments: $8,000 — Requires: Form 1040-ES records, payment confirmations
Medium-Risk Deductions ⚠
- Vehicle expenses (mixed use): $6,500 — Requires: detailed mileage log, business purpose documentation, maintenance records
- Rental property repairs vs. improvements: $8,900 disputed items — Requires: contractor invoices with itemization, photos showing condition before/after
Disallowed/Phase-Out Items ✗
- Investment advisory fees: $1,200 — Suspended under TCJA (2018-2025); cannot deduct
- Charitable contributions: $5,400 — Limited to 50% of AGI; client qualifies fully at current income level
Missing Opportunity
- Qualified Business Income deduction (QBI): Eligible for $8,100 deduction under Section 199A — requires 1040 Schedule C documentation
What's Included
- SKILL.md instruction file with deduction analyzer prompts and validation frameworks:
- IRS Deduction Checklist template (organized by income type and life situation):
- Substantiation Requirements Matrix (deduction type × required documentation cross-reference):
- Standard vs. Itemized Comparison worksheet (automated threshold analysis):
- Client Communication Letter templates (deduction explanation and documentation requests):
- Audit Defense File checklist (records organization and contemporaneous documentation standards):
Who It's For
- Tax accountants and CPAs preparing individual returns with complex income sources
- Tax preparers handling clients with significant itemizable deductions or self-employment income
- Virtual tax advisors building scalable, audit-defensible deduction analysis processes
- CFPs and financial advisors conducting tax planning consultations with individual clients
- Tax professionals advising freelancers, consultants, and small business owners on deduction optimization
Best For
- Initial tax planning consultations requiring comprehensive deduction discovery
- Returns with mixed income sources (W-2, 1099, self-employment, rental, investment)
- Audit preparation and substantiation package assembly
- Standard vs. itemized deduction comparison analysis
- Current-year tax planning strategy evaluation (charitable bunching, business loss timing)
- Recurring client situation templating (real estate agents, contractors, rental property owners)
- Client education on deduction limitations and documentation requirements
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