Accumulated Earnings Tax (AET)
Accumulated earnings tax is a 20% U.S. federal tax that can apply when a corporation accumulates earnings to avoid shareholder tax beyond reasonable business needs.
Corporate income tax and withholding terms for measuring taxable profit, tax rates, group returns, retained earnings, investment income, and payment-level tax.
Corporate income tax and withholding covers the rules and measures that connect business profit, legal entities, distributions, and cross-border payments to tax liability and cash flow. The key finance task is to identify the taxpayer, jurisdiction, tax base, applicable rate, and payment mechanism before estimating an after-tax result.
This branch separates six concepts that are often mixed together. Corporate tax is the broad entity-level system. Corporate tax rate distinguishes statutory, effective, marginal, and cash measures. The other pages address group filing, retained earnings, S-corporation investment receipts, and tax collected from payments.
| If the question is… | Start with… |
|---|---|
| Which entity-level tax applies to corporate taxable income? | Corporate Tax |
| Is the number a legal rate, reported tax ratio, or cash rate? | Corporate Tax Rate |
| Can affiliated corporations file one U.S. federal return? | Consolidated Tax Return |
| Can a U.S. corporation’s accumulation of earnings create an additional tax? | Accumulated Earnings Tax (AET) |
| Does S-corporation investment income create a threshold, tax, or election issue? | Passive Investment Income |
| How much tax is deducted before the recipient receives a payment? | Withholding Tax |
Assume a corporate group earns accounting profit in two countries, pays a dividend across the border, and retains the remaining cash for an acquisition.
No single percentage captures all six questions. The finance model should preserve entity, jurisdiction, tax type, and timing rather than forcing every amount into one blended rate.
| Record | What it supports |
|---|---|
| Legal entity and ownership chart | Taxpayer classification, consolidation eligibility, and treaty analysis |
| Corporate returns and workpapers | Taxable income, credits, losses, elections, and liability |
| Tax provision and rate reconciliation | Current and deferred expense, permanent differences, and effective rate |
| Cash-tax and tax-payable rollforwards | Payment timing, refunds, settlements, and balance-sheet amounts |
| Earnings and profits schedules | Distribution character and rules that depend on tax E&P |
| Withholding forms and certificates | Recipient status, rate claim, remittance, and reporting |
| Contracts and transaction documents | Income character, source, gross-up clauses, and payment responsibility |
Applying a headline rate to book profit. The statutory rate applies to the legally defined tax base, while reported tax expense also reflects book-tax differences and other jurisdictions.
Calling all tax outflow corporate income tax. Payroll withholding, dividend withholding, sales taxes, property taxes, and other levies follow different rules.
Assuming one group perimeter. Financial-statement consolidation, U.S. federal tax consolidation, state combined reporting, and foreign fiscal unity can include different entities.
Treating withheld tax as a permanent cost. The amount can be final, creditable, refundable, or reclaimable depending on current law and documentation.
Using retained earnings as a tax schedule. Retained earnings does not replace tax earnings and profits, accumulated taxable income, basis, or attribute records.
Corporate Income Tax and Withholding is for financial education and vocabulary building. It is not personalized tax, legal, accounting, investment, transaction, or filing advice. Rules change and depend on the taxpayer, jurisdiction, tax year, elections, documents, and specific facts.
Choose a subsection first. Deeper term pages live inside each subsection, which keeps large topic hubs readable.
Accumulated earnings tax is a 20% U.S. federal tax that can apply when a corporation accumulates earnings to avoid shareholder tax beyond reasonable business needs.
The UK Annual Investment Allowance permits an immediate deduction for qualifying plant and machinery, subject to the current limit and eligibility rules.
A consolidated tax return combines eligible affiliated corporations in one U.S. federal return, subject to elections, eliminations, basis rules, and loss limits.
Corporate tax applies to a corporation's taxable income under jurisdiction-specific rules and differs from book tax expense, effective rates, and cash paid.
A corporate tax rate measures tax under a stated legal or analytical definition; statutory, effective, marginal, and cash rates answer different questions.
Passive investment income is an S-corporation tax measure used with gross receipts and accumulated earnings and profits to test specified tax consequences.
Withholding tax is deducted from a payment and remitted by the payer; its rate, documentation, creditability, and final-tax treatment determine cash received.