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Research corpusData and agentsBLC-STUDY-0571

Increase Maximum Contract Size

EIP 7954, Increase Maximum Contract Size. To raise the maximum allowed size for contract code deployed on Ethereum from 24,576 bytes to 65,536 bytes, and to raise the initcode size limit from 49,152 bytes to 131,072 bytes.

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Record

Authors
Giulio Rebuffo , Ben Adams
Date
2025
Publisher
Giulio Rebuffo , Ben Adams
Version
Source cited by the 2025 study. The study is the reading. This page does not add a second essay.
Document ID
BLC-STUDY-0571
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 7954, Increase Maximum Contract Size. To raise the maximum allowed size for contract code deployed on Ethereum from 24,576 bytes to 65,536 bytes, and to raise the initcode size limit from 49,152 bytes to 131,072 bytes.

Where to read

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: Review. A reading of the public specification, not a copy of it and not a certification.

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Cite this record

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Author–date

Rebuffo, G., & Adams, B. (2025). Increase Maximum Contract Size. Giulio Rebuffo , Ben Adams. https://eips.ethereum.org/EIPS/eip-7954

BibTeX

@techreport{eip79542025,
  title = {Increase Maximum Contract Size},
  author = {Giulio Rebuffo , Ben Adams},
  year = {2025},
  institution = {Giulio Rebuffo , Ben Adams},
  url = {https://eips.ethereum.org/EIPS/eip-7954},
  note = {Rights status: Official external source only. Blockchain Lab record: https://blockchainlab.com/research/corpus/papers/eip-7954}
}

RIS

TY  - RPRT
TI  - Increase Maximum Contract Size
AU  - Giulio Rebuffo
AU  - Ben Adams
PY  - 2025
PB  - Giulio Rebuffo , Ben Adams
UR  - https://eips.ethereum.org/EIPS/eip-7954
N1  - Rights status: Official external source only
ER  -

CSL-JSON

[
  {
    "type": "report",
    "id": "BLC-STUDY-0571",
    "title": "Increase Maximum Contract Size",
    "author": [
      {
        "literal": "Giulio Rebuffo"
      },
      {
        "literal": "Ben Adams"
      }
    ],
    "issued": {
      "date-parts": [
        [
          2025
        ]
      ]
    },
    "publisher": "Giulio Rebuffo , Ben Adams",
    "URL": "https://eips.ethereum.org/EIPS/eip-7954",
    "note": "Rights status: Official external source only. Not a licence to republish the paper."
  }
]

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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.

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