# TALLGRASS INTERSTATE GAS TRANSMISSION, LLC — Notice of Probable Violation

**Citation:** CPF 52026002NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-01-22

OPEN notice of probable violation citing 192.13(d), 192.169(a), 192.195(a), 192.199(e), 192.731(a), 192.739(a)(2), 192.739(a)(3).

## Document text

Notice of Probable Violation involving TALLGRASS INTERSTATE GAS TRANSMISSION, LLC. PHMSA's enforcement data identifies the cited regulations as 192.13(d),  192.169(a),  192.195(a),  192.199(e),  192.731(a),  192.739(a)(2),  192.739(a)(3). The case was opened on 2026-01-22 and is reported as open. Open the official case record for notices, responses, orders, and the latest status.

Official case documents:

52026002NOPV_Operator Response to Notice and Request Informal Conference and Request for Hearing and Statement of Issues and Request for Case File_03192026_(25-331927).pdf: https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_Operator%20Response%20to%20Notice%20and%20Request%20Informal%20Conference%20and%20Request%20for%20Hearing%20and%20Statement%20of%20Issues%20and%20Request%20for%20Case%20File_03192026_(25-331927).pdf

52026002NOPV_PCO_01222026_(25-331927).pdf: https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_PCO_01222026_(25-331927).pdf

52026002NOPV_PCO_01222026_(25-331927)_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_PCO_01222026_(25-331927)_text.pdf

## Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/52026002NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `0e159ab543a9d7773e1bda3beab6aee4fe0c7eb381547d9cf2bdd799f36b2834`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-23T12:59:16.241Z
- Document slug: `phmsa-enforcement-52026002nopv`

### Source metadata

```json
{
  "cpf": "52026002NOPV",
  "operator": "TALLGRASS INTERSTATE GAS TRANSMISSION, LLC",
  "region": "Western",
  "pipelineType": "INTERSTATE GAS TRANSMISSION",
  "caseStatus": "OPEN",
  "citedSections": [
    "192.13(d)",
    "192.169(a)",
    "192.195(a)",
    "192.199(e)",
    "192.731(a)",
    "192.739(a)(2)",
    "192.739(a)(3)"
  ],
  "dataAsOf": "08/04/2026 12PM",
  "caseDataAsOf": "2026-08-04",
  "attachmentCount": 3,
  "attachments": [
    {
      "name": "52026002NOPV_Operator Response to Notice and Request Informal Conference and Request for Hearing and Statement of Issues and Request for Case File_03192026_(25-331927).pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_Operator%20Response%20to%20Notice%20and%20Request%20Informal%20Conference%20and%20Request%20for%20Hearing%20and%20Statement%20of%20Issues%20and%20Request%20for%20Case%20File_03192026_(25-331927).pdf",
      "bytes": 195658,
      "category": "party_submission"
    },
    {
      "name": "52026002NOPV_PCO_01222026_(25-331927).pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_PCO_01222026_(25-331927).pdf",
      "bytes": 236833,
      "category": "case_document"
    },
    {
      "name": "52026002NOPV_PCO_01222026_(25-331927)_text.pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/52026002NOPV/52026002NOPV_PCO_01222026_(25-331927)_text.pdf",
      "bytes": 259024,
      "category": "case_document"
    }
  ],
  "extractedAgencyDocumentCount": 0,
  "attachmentPolicy": "Official attachment links are retained. Agency-issued documents may also include a verified local PDF and page-level text representation.",
  "jurisdiction": "US",
  "operatorName": "TALLGRASS INTERSTATE GAS TRANSMISSION, LLC"
}
```