---
kind: "unit"
title: "1"
title_heading: "General Provisions"
key: "chI/subchE/part18"
level: "part"
label: "Part 18"
heading: "Preparation and Transmittal of Documents Generally"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/1/chI-subchE-part18"
sections_count: 16
---

# Part 18 — Preparation and Transmittal of Documents Generally

Title 1 C.F.R. — General Provisions › Chapter I — Administrative Committee of the Federal Register › Subchapter E — Preparation, Transmittal, and Processing of Documents

## Sections

- [§18.1. Original and copies required.](/cfr/1/18.1.md)
- [§18.2. Prohibition on combined category documents.](/cfr/1/18.2.md)
- [§18.3. Submission of documents and letters of transmittal.](/cfr/1/18.3.md)
- [§18.4. Form of document.](/cfr/1/18.4.md)
- [§18.5. Certified copies.](/cfr/1/18.5.md)
- [§18.6. Form of certification.](/cfr/1/18.6.md)
- [§18.7. Signature.](/cfr/1/18.7.md)
- [§18.8. Seal.](/cfr/1/18.8.md)
- [§18.9. Style.](/cfr/1/18.9.md)
- [§18.10. Illustrations, tabular material, and forms.](/cfr/1/18.10.md)
- [§18.12. Preamble requirements.](/cfr/1/18.12.md)
- [§18.13. Withdrawal or correction of filed documents.](/cfr/1/18.13.md)
- [§18.15. Correction of errors in printing.](/cfr/1/18.15.md)
- [§18.16. Reinstatement of expired regulations.](/cfr/1/18.16.md)
- [§18.17. Effective dates and time periods.](/cfr/1/18.17.md)
- [§18.20. Identification of subjects in agency regulations.](/cfr/1/18.20.md)