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nexus/wiki/concepts/EffectiveTaxRate.md
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---
title: "Effective Tax Rate (ETR)"
type: concept
tags: ["tax", "finance", "kpi", "compliance"]
last_updated: 2026-05-02
---
## Definition
有效税率Effective Tax Rate, ETR是企业实际税负占税前收入的比例是衡量税务筹划效果的核心 KPI。计算公式
```
ETR = 总税负 ÷ 税前收入
```
## ETR vs Statutory Rate
| 指标 | 说明 |
|------|------|
| Statutory Rate | 法定税率(如美国联邦 21% |
| ETR | 实际有效税率(含各项抵扣和优惠) |
| Cash Tax Rate | 实际支付现金税率(含递延税) |
ETR 通常低于 Statutory Rate因为存在税收抵免Tax Credits、递延Deferred Income和国际税率差异等优化空间。
## ETR Waterfall Components
典型 ETR 瀑布分解:
- Federal Statutory Tax联邦法定税率
- State & Local TaxesSALT
- International Rate Differential国际税率差异
- R&D Tax CreditsR&D 税收抵免)
- QBI Deduction合格商业收入扣除
- Other Permanent/Temporary Adjustments其他永久/暂时性调整)
## Target
- **[[finance-tax-strategist]]** 目标ETR ≤ 行业同行中位数
- 成功标准:审计调整 < 2% 总税负
## Sources
- [[finance-tax-strategist]]
## Related Concepts
- [[TransferPricing]]
- [[GILTI]]
- [[BEAT]]