Beginner
Estimated Tax Payment Schedule (Safe Harbor)
Calculates quarterly payments to avoid underpayment penalties using safe harbor rules.
Create an estimated tax payment schedule for {taxpayer_name}. Prior year tax liability: {prior_year_tax}. Projected current year tax: {projected_tax}. Calculate quarterly payments based on the 110% Safe Harbor rule (for high income) vs. 90% of current year. Provide the due dates for {year}.Related Prompts
Tax
IntermediateWithholding tax (WHT) assessment for cross-border payments
Creates a WHT assessment checklist for cross-border payments, including treaty considerations and documentation needs. Useful for AP/treasury and tax to avoid surprises.
GPT-5.2 Thinking; GPT-4.1; o3-mini
0
1
211
Tax
IntermediateApportionment workpaper: factor sourcing rules and tie-outs
Builds an apportionment workpaper template and ties factor data back to GL/subledgers. Useful for defensible SALT filings and audit readiness.
GPT-5.2 Thinking; GPT-4.1; o3-mini
0
0
159
Tax
AdvancedR&D Tax Credit Eligibility Memo
Drafts a justification for Research & Development credits using the IRS Four-Part Test.
Claude 3.5 SonnetGPT-4o
0
0
221