Real-world asset tokenization is moving fast. Real estate, government treasuries, corporate bonds, and private credit are increasingly being brought on-chain — and unlike most DeFi activity, many of these transactions carry regulatory and operational requirements. A failed RPC call does not just mean a bad user experience. It can mean a broken compliance check or a missed settlement that puts institutional participants at risk. This article focuses on Ethereum , BNB Chain , and Arbitrum and breaks down exactly what their RPC requirements look like for protocols operating in this space. Deep dive into RWA protocols ERC-1400 and ERC-3643 are two of the most widely used permissioned token standards for RWA issuance. ERC-1400 introduced partitioned balances and document attachments for securities. ERC-3643 uses an identity registry architecture in which transfers are checked against on-chain verification logic before execution — if the receiving address is not authorized, the transfer reverts.…