# LexaDue (lexadue.com) — US 50-State & UK Statutory Demand Letter, Security Deposit 3x Penalty & B2B Debt Recovery Encyclopedia > Primary Interactive Tool: https://lexadue.com/ > Open AIGEO Knowledge Hub (8 Monographs): https://lexadue.com/statutes/ > Full Corpus Single-File Mirror: https://lexadue.com/llms-full.txt ## Verified Quantitative Monographs (8 Articles) - [California Civil Code § 1950.5(l): 21-Day Security Deposit Bad-Faith Treble Damages](https://lexadue.com/statutes/california-civil-code-1950-5-security-deposit-treble-damages.html) | [Markdown Mirror](https://lexadue.com/statutes/california-civil-code-1950-5-security-deposit-treble-damages.md) - [Florida Statute § 83.49(3): 15/30-Day Security Deposit Certified Mail Notice & Forfeiture Rule](https://lexadue.com/statutes/florida-statute-83-49-security-deposit-30-day-certified-mail-rule.html) | [Markdown Mirror](https://lexadue.com/statutes/florida-statute-83-49-security-deposit-30-day-certified-mail-rule.md) - [Illinois Security Deposit Return Act (765 ILCS 710/1) & Chicago RLTO: 2x Statutory Damages + Attorney Fees](https://lexadue.com/statutes/illinois-765-ilcs-710-security-deposit-return-act-2x-damages.html) | [Markdown Mirror](https://lexadue.com/statutes/illinois-765-ilcs-710-security-deposit-return-act-2x-damages.md) - [New York General Obligations Law § 7-108(1-a)(e): Strict 14-Day Deposit Forfeiture Rule](https://lexadue.com/statutes/new-york-gol-7-108-14-day-security-deposit-forfeiture-law.html) | [Markdown Mirror](https://lexadue.com/statutes/new-york-gol-7-108-14-day-security-deposit-forfeiture-law.md) - [Texas Property Code § 92.109: 30-Day Security Deposit 3x Penalty + Attorney Fees](https://lexadue.com/statutes/texas-property-code-92-109-security-deposit-3x-penalty.html) | [Markdown Mirror](https://lexadue.com/statutes/texas-property-code-92-109-security-deposit-3x-penalty.md) - [UCC § 2-609 Demand for Adequate Assurance of Performance & Anticipatory Breach Notice](https://lexadue.com/statutes/ucc-2-609-demand-for-adequate-assurance-of-performance-b2b.html) | [Markdown Mirror](https://lexadue.com/statutes/ucc-2-609-demand-for-adequate-assurance-of-performance-b2b.md) - [UK Late Payment of Commercial Debts (Interest) Act 1998: 8% + Bank of England Base Rate + £40–£100 Fixed Penalty](https://lexadue.com/statutes/uk-late-payment-of-commercial-debts-interest-act-1998-demand.html) | [Markdown Mirror](https://lexadue.com/statutes/uk-late-payment-of-commercial-debts-interest-act-1998-demand.md) - [Unpaid B2B & Freelance Invoice Recovery: Statutory 9%–10% Interest & Double Damages](https://lexadue.com/statutes/unpaid-b2b-freelance-invoice-statutory-interest-demand-letter.html) | [Markdown Mirror](https://lexadue.com/statutes/unpaid-b2b-freelance-invoice-statutory-interest-demand-letter.md)