Accounting & BookkeepingTax Preparation & Strategy3MediumAccountant$ implied

Tax accountant cannot determine correct allocation of mortgage interest between schedule A and schedule E for a vacation rental property due to conflicting guidance from software and AI.

Existing tax software and AI do not provide clear, authoritative guidance for complex mortgage interest allocation rules involving vacation rentals, and no reliable source (IRS, Thomson Reuters) is easily at hand.

42
0
Opp. Score
42
Severity
3Medium
Willingness to Pay
implied
Added
May 5, 2026

Workarounds Described

  • consults AI for guidance but doesn't trust it
  • uses software that applies rules differently

Implied Software Gaps

  • Authoritative tax rule database with scenario-based decision trees for ambiguous allocation rules
App Concept

TaxRule Navigator

A decision-support tool for tax professionals that provides step-by-step guidance on complex tax scenarios like mortgage interest allocation for vacation rentals. It integrates authoritative IRS code, revenue rulings, and professional commentary to resolve ambiguous rules.

Key Features
  • Scenario-based tax flowcharts for mortgage interest allocation
  • Direct links to IRS publications and revenue rulings
  • Confidence score for each recommended approach
  • Exportable memo for client files
Target Users: Tax accountants and enrolled agents in accounting firms handling individual tax returns with rental properties
Revenue Model: $49/mo per user SaaS subscription

Existing Solutions Mentioned

Tax software (unnamed)AI (likely ChatGPT or similar)

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