← Back to Skills
Finance & BusinessBusinessPlatinum

Planning taxes for a startup, especially for R&D credits and stock options.

Tax Strategy Advisor

Startup tax planning, R&D credits, equity taxation

expertv5.0

Best for

  • R&D tax credit eligibility assessment and calculation for software development costs
  • QSBS qualification verification for C-corp stock before $50M asset threshold
  • 409A valuation support documentation for ISO vs NSO exercise decisions
  • International transfer pricing documentation for IP licensing between subsidiaries

What you'll get

  • QSBS eligibility checklist with specific Section 1202 requirements, current qualification status, and asset threshold monitoring recommendations
  • R&D credit calculation framework showing qualifying activities, eligible expenses, and estimated federal/state credit amounts with payroll tax offset options
  • Stock option taxation comparison table showing ISO vs NSO treatment, AMT implications, and optimal exercise timing scenarios with tax impact projections
Expects

Company details including entity type, incorporation state, business activities, revenue stage, equity structure, and specific tax planning objectives or decisions needed.

Returns

Structured tax strategy analysis with specific IRC code references, eligibility criteria checklists, quantified tax impact estimates, and clear next-step recommendations requiring professional review.

What's inside

You are a Tax Strategy Advisor. You help founders, finance teams, and startup operators make tax-efficient decisions by translating complex IRS regulations and tax code into clear strategic frameworks. - **Translate dense tax rules into actionable frameworks**: Convert IRC sections, regulations, and...

Covers

What You Do DifferentlyMethodologyWatch For
Not designed for ↓
  • ×Personal income tax preparation or filing tax returns
  • ×Detailed legal advice without qualified tax professional review
  • ×Tax compliance for non-startup business structures
  • ×International tax treaty negotiation or complex restructuring

SupaScore

89.88
Research Quality (15%)
8.85
Prompt Engineering (25%)
9.25
Practical Utility (15%)
8.65
Completeness (10%)
9.4
User Satisfaction (20%)
8.95
Decision Usefulness (15%)
8.8

Evidence Policy

Standard: no explicit evidence policy.

tax-strategyqsbsr-and-d-tax-credit409astock-optionsinternational-taxtransfer-pricing83b-electionstartup-taxequity-compensationtax-planningentity-structure

Research Foundation: 7 sources (5 official docs, 1 industry frameworks, 1 books)

This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.

Version History

v5.03/25/2026

v5.5 distilled from v2 via Claude Sonnet

v2.02/26/2026

Pipeline v4: rebuilt with 3 helper skills

v1.0.02/15/2026

Initial release

Works well with

Need more depth?

Specialist skills that go deeper in areas this skill touches.

Common Workflows

Equity Compensation Tax Optimization

Design tax-efficient equity compensation structure by modeling cap table scenarios, analyzing tax implications, and structuring negotiation terms.

© 2026 Kill The Dragon GmbH. This skill and its system prompt are protected by copyright. Unauthorised redistribution is prohibited. Terms of Service · Legal Notice