# Search results

### 1. [Introducing Carta Law (fka Avantia Law)](/content/uk/en/blog/avantia-law-acquisition/index.html)

**Announcements**  
May 2026  
Carta acquires Avantia Law to deliver AI-native legal services for PE and VC firms at a fraction of traditional law firm costs. Discover how legal services, software, and compliance integrate into one platform.

### 2. [The alternative minimum tax (AMT), explained](/content/uk/en/learn/equity/stock-options/taxes/amt/index.html)

**Taxes**  
April 2026  
Learn about the alternative minimum tax (AMT), how it can create a tax liability when you exercise incentive stock options, and how to calculate AMT for your tax return.

### 3. [Introducing Carta Plugins for Claude](/content/uk/en/blog/plugins-for-claude/index.html)

**Announcements**  
April 2026  
Carta Plugins for Claude bring your fund data directly into AI. Query cap tables, fund metrics, and portfolio data in plain language without leaving Claude. Access live data securely, run scenarios, and get instant answers.

### 4. [Qualified small business stock (QSBS)](/content/uk/en/learn/startups/tax-planning/qsbs/index.html)

**Educational Essentials**  
February 2026  
Understand the qualified small business requirements and how to take advantage of QSBS tax treatment for eligible stock options.

### 5. [How stock options are taxed: A complete guide](/content/uk/en/learn/equity/stock-options/taxes/index.html)

**Equity**  
January 2026  
Learn about stock options taxes, including the tax treatment differences between ISOs and NSOs, holding periods, exercising, and the alternative minimum tax.

### 6. [Filing an 83(b) election: What every founder needs to know](/content/uk/en/learn/equity/stock-options/taxes/83b-election/index.html)

**Equity**  
January 2026  
Learn what a Section 83(b) election is and how it can lower your future tax bill. Get clarity on important due dates, filing information, and what to include in form 83(b).

### 7. [How to start a startup: A clear path for founders](/content/uk/en/learn/startups/index.html)

**Startups**  
January 2026  
Learn the foundational steps to start your startup, from finding a problem and building a team to setting up your legal structure and raising your first funds.

### 8. [How stock options work](/content/uk/en/learn/equity/stock-options/index.html)

**Equity**  
December 2025  
Learn the fundamentals of stock options, including the different types, how they are granted and vested, and the process for exercising and paying taxes.

### 9. [Vesting: A guide to equity schedules](/content/uk/en/learn/equity/stock-options/vesting/index.html)

**Equity**  
December 2025  
Learn everything you need to know about vesting, including how vesting schedules work and how to structure them for your team.

### 10. [Carried interest](/content/uk/en/learn/private-funds/management/carried-interest/index.html)

**Fund Management**  
November 2025  
Learn how carried interest works for private funds, including fee structures, waterfall models, and tax treatment for fund managers.

### 11. [Advisory shares: A founder's guide](/content/uk/en/learn/startups/equity-management/advisory-shares/index.html)

**Equity Management**  
November 2025  
Learn how advisory shares work for early-stage companies, and how to start issuing equity to your advisors with this comprehensive guide.

### 12. [Special purpose vehicle (SPV)](/content/uk/en/learn/private-funds/structures/spv/index.html)

**Fund Management**  
November 2025  
This article explains how to use a special purpose vehicle (SPV), covering the entire lifecycle from structuring the entity and calling capital to managing post-close compliance and reporting.