# Ohio Admin. Code 3745-300-04: Rule 3745-300-04. Certified laboratories - retention of documents and data

> Ohio · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_04

## Section

- **Citation:** Ohio Admin. Code 3745-300-04
- **Heading:** Rule 3745-300-04. Certified laboratories - retention of documents and data
- **Jurisdiction:** Ohio
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Ohio Administrative Code / Agency 3745 / Chapter 3745-300 / Rule 3745-300-04

## Text

119.03 (A) A certified laboratory shall maintain all documents and data prepared or acquired in connection with a voluntary action for a period of at least ten years after the date that the laboratory's analyses were submitted to a certified professional or volunteer. (B) The certified laboratory may retain the documents and data using any available technology, provided that the laboratory can readily retrieve the documents and data in legible condition when retrieval is requested by Ohio EPA during the ten-year retention period. (C) If a certified laboratory does not intend to retain such documents and data after ten years, the laboratory shall notify Ohio EPA of such intent, and provide Ohio EPA the opportunity to obtain the documents and data. (D) The documents and data shall be retained until the notice described in paragraph (C) of this rule is provided to Ohio EPA, and Ohio EPA notifies the certified laboratory in writing whether Ohio EPA will obtain the documents and data. (E) Notification of Ohio EPA pursuant to this paragraph is not required as long as a certified laboratory continues to retain all documents and data. Last updated June 25, 2025 at 9:48 PM Supplemental Information Authorized By: 3746.04 Amplifies: 3746.18 , 3746.19 , 3746.31 2/16/2030 12/16/1996, 6/5/2023

## Nearby sections

- [Ohio Admin. Code 3745-300-01 Rule 3745-300-01. Definitions - voluntary action program](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_01.md)
- [Ohio Admin. Code 3745-300-02 Rule 3745-300-02. Eligibility for participation in the voluntary action program](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_02.md)
- [Ohio Admin. Code 3745-300-03 Rule 3745-300-03. Voluntary action program fees](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_03.md)
- [Ohio Admin. Code 3745-300-04 Rule 3745-300-04. Certified laboratories - retention of documents and data](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_04.md)
- [Ohio Admin. Code 3745-300-05 Rule 3745-300-05. Certified professionals](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_05.md)
- [Ohio Admin. Code 3745-300-06 Rule 3745-300-06. Phase I property assessments for the voluntary action program](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_06.md)
- [Ohio Admin. Code 3745-300-07 Rule 3745-300-07. Phase II property assessments for the voluntary action program](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_07.md)
- [Ohio Admin. Code 3745-300-08 Rule 3745-300-08. Generic numerical standards](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_08.md)
- [Ohio Admin. Code 3745-300-09 Rule 3745-300-09. Property-specific risk assessment procedures](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_09.md)
- [Ohio Admin. Code 3745-300-10 Rule 3745-300-10. Ground water classification and potable use response requirements, and urban setting designations](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_10.md)
- [Ohio Admin. Code 3745-300-11 Rule 3745-300-11. Remediation](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_11.md)
- [Ohio Admin. Code 3745-300-12 Rule 3745-300-12. Variances and case-by-case determinations](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_12.md)
- [Ohio Admin. Code 3745-300-13 Rule 3745-300-13. No further action letter content and procedures](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_13.md)
- [Ohio Admin. Code 3745-300-14 Rule 3745-300-14. Audits](https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_14.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_OH_ADC_3745_300_04. Check the current official text before relying on it. Not legal advice.