Bond Tokenization Smart Contract

This smart contract implements the functionality for tokenizing a bond on the Ethereum blockchain.

Contract Details

• BondToken contract represents a tokenized bond.
• The bond has a principal amount, coupon rate, maturity date, coupon frequency, and an issuer address.
• The contract supports functionalities such as adding investors to the whitelist, approving KYC, adding high-risk customers, paying coupon, repaying principal, and settling the bond.
• Only the issuer can perform certain actions, and investors must be whitelisted and KYC-approved to participate.

Bond Struct

The Bond struct represents a bond with the following properties:

principal: The principal amount of the bond.

couponRate: The coupon rate of the bond.

maturity: The maturity date of the bond.

couponFrequency: The frequency at which coupon payments are made.

issuer: The address of the bond issuer.

whitelist: A mapping of addresses to check if they are whitelisted investors.

kycApproved: A mapping of addresses to check if they have passed KYC.

highRiskCustomers: A mapping of addresses to check if they are high-risk customers.

couponPayments: A mapping of addresses to track the coupon payments made to investors.

Contract Functions

addToWhitelist(address investor)

• Allows the issuer to add an investor to the whitelist.
• Only the issuer can call this function.

removeFromWhitelist(address investor)

• Allows the issuer to remove an investor from the whitelist.
• Only the issuer can call this function.

approveKYC(address investor)

• Allows the issuer to approve KYC for an investor.
• Only the issuer can call this function.

rejectKYC(address investor)

• Allows the issuer to reject KYC for an investor.
• Only the issuer can call this function.

addHighRiskCustomer(address customer)

• Allows the issuer to add a high-risk customer.
• Only the issuer can call this function.

removeHighRiskCustomer(address customer)

• Allows the issuer to remove a high-risk customer.
• Only the issuer can call this function.

payCoupon()

• Allows whitelisted investors to receive coupon payments.
• Investors can only receive coupon payments before the bond's maturity date and on coupon payment dates.

repayPrincipal()

• Allows whitelisted investors to receive the principal amount at the bond's maturity.
• Investors can only receive the principal amount after the bond's maturity date.

settleBond()

• Allows whitelisted investors to settle the bond by receiving the coupon payments and principal amount.
• Investors can only settle the bond after the bond's maturity date.

Contract Deployment

• Deploy the BondToken contract on the Ethereum blockchain using a suitable development environment or framework.

License

This project is licensed under the MIT License. See the LICENSE file for more details.