{"document_id":"BLC-STUDY-0762","slug":"erc-1203","title":"ERC-1203 Multi-Class Token Standard (ERC-20 Extension)","authors":"Jeff Huang, Min Zu","year":2018,"date_label":"2018","publisher":"Jeff Huang, Min Zu","paper_type":"Design paper","category":"Markets","topics":["Markets"],"source_url":"https://github.com/ethereum/ERCs/blob/master/ERCS/erc-1203.md","source_label":"ERC 1203","legacy_pdf_path":null,"sha256":null,"sha256_note":"No hash is published. This build does not store those PDF bytes, so a checksum would be invented. Where a legacy path exists, it points at the Internet Archive copy of the old library.","version":"Source cited by the 2018 study. The study is the reading. This page does not add a second essay.","doi":null,"rights_status":"Licensed for redistribution","source_status":"Official source","use_status":"The upstream file is mirrored at /primary/erc-1203.md under CC0-1.0. The canonical file remains the source URL. The desk study is separate.","licence":"CC0-1.0","licence_label":"CC0-1.0","full_text":"https://blockchainlab.com/primary/erc-1203.md","full_text_reason":"Mirrored from the upstream file under CC0-1.0. Desk wording is not part of that licence and is not a training grant.","repository":"https://github.com/ethereum/ERCs","editorial_line":"A desk note on ERC 1203 (ERC-1203 Multi-Class Token Standard (ERC-20 Extension)). The file's status is Stagnant. The note records the text. It does not measure who runs it.","canonical_url":"https://blockchainlab.com/whitepaper/erc-1203","record_url":"https://blockchainlab.com/research/corpus/papers/erc-1203","study_url":"https://blockchainlab.com/whitepaper/erc-1203","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"ERC 1203 study","href":"/whitepaper/erc-1203"},{"rel":"Related paper","label":"Uniswap","href":"/whitepaper/uniswap-v2"},{"rel":"Related paper","label":"Aave","href":"/whitepaper/aave"},{"rel":"Related paper","label":"Compound","href":"/whitepaper/compound"}]}