Reject transactions from senders with deployed code

EIP 3607, Reject transactions from senders with deployed code. Ethereum addresses are currently only 160 bits long.

Official external source only
Design paper
Official source

Record

Authors: Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden
Date: 2021
Publisher: Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden
Version: Source cited by the 2021 study. The study is the reading. This page does not add a second essay.
Document ID: BLC-STUDY-0336
DOI: None recorded
Last reviewed: 1 October 2026
Licence: No licence recorded. Rights status under review.

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.

Direct answer

EIP 3607, Reject transactions from senders with deployed code. Ethereum addresses are currently only 160 bits long.

Where to read

Official source — EIP 3607
Blockchain Lab study, the canonical readingOriginal commentary. Not a transcription of the paper.

Metadata and commentary only. The reading is the study page.

Full text

Full text is not published on this page. Public availability is not a licence to republish a document. Blockchain Lab has not recorded a licence that permits an HTML transcription, a training set, or a retrieval corpus of the paper. Text on this page is Blockchain Lab's own wording, or a pointer to a study that is also Blockchain Lab's wording.

What changed

Status in the source: Final. A reading of the public specification, not a copy of it and not a certification.

Relationships

Canonical readingEIP 3607 study
Related paperEIP-4844
Related paperPlasma
Related paperArbitrum

Cite this record

These citations point at the source document. They are not a licence to copy it.

Author–date

Feist, D., Khovratovich, D., & Wijden, M. V. D. (2021). Reject transactions from senders with deployed code. Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden. https://eips.ethereum.org/EIPS/eip-3607

BibTeX

@techreport{eip36072021,
  title = {Reject transactions from senders with deployed code},
  author = {Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden},
  year = {2021},
  institution = {Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden},
  url = {https://eips.ethereum.org/EIPS/eip-3607},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/eip-3607}
}

RIS

TY  - RPRT
TI  - Reject transactions from senders with deployed code
AU  - Dankrad Feist
AU  - Dmitry Khovratovich
AU  - Marius van der Wijden
PY  - 2021
PB  - Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden
UR  - https://eips.ethereum.org/EIPS/eip-3607
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0336",
    "title": "Reject transactions from senders with deployed code",
    "author": [
      {
        "literal": "Dankrad Feist"
      },
      {
        "literal": "Dmitry Khovratovich"
      },
      {
        "literal": "Marius van der Wijden"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2021
        ]
      ]
    },
    "publisher": "Dankrad Feist , Dmitry Khovratovich , Marius van der Wijden",
    "URL": "https://eips.ethereum.org/EIPS/eip-3607",
    "note": "Rights status: Official external source only. Not a licence to republish the paper."
  }
]

JSON BibTeX file RIS file CSL-JSON

Rights record

Source status: Official source
Use status: Metadata and commentary only. The reading is the study page.
Rights: Official external source only
Training and retrieval: Not permitted from this site. There is no rights-cleared full text to retrieve or to train on.

Rights and licensing Corrections