印花税计算器
印花税计生活计算免费工具本地处理
Stamp duty calculator by contract value and rate tier for property deals and pre-signing estimates.
常见档位：买卖合同 0.03%、产权转移书据 0.05%、营业账簿 0.025%；以最新政策为准。
How to Use
- Paste any valid JSON, supports nesting, arrays and escapes
- Click Beautify to auto indent and format
- Click Minify to remove whitespace into one line
- All operations run locally for privacy
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FAQ
Is any data uploaded?
No, all processing happens locally; nothing you type or upload ever reaches a server.
Are results accurate?
Standard public formulas and parameters are used; defer to official sources for policy rates.
Which browsers are supported?
Modern Chrome, Edge, Safari and Firefox; camera/mic features require permission grants.