# Mandatory Participation in Qualified One-Call Systems by Pipeline Operators (PS-101A)

**Citation:** PHMSA-2015-0059  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Mandatory Participation in Qualified One-Call Systems by Pipeline Operators (PS-101A)

## Document text

Mandatory Participation in Qualified One-Call Systems by Pipeline Operators (PS-101A)

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2015-0059>
- Source ID: `regulations-gov`
- SHA-256: `fe9221a4fb26cefaccf42671798897ed1f712abd20d2a6831c4e422fb18fcaf3`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-24T09:42:15.695Z
- Document slug: `regulations-gov-phmsa-2015-0059`

### Source metadata

```json
{
  "docketId": "PHMSA-2015-0059",
  "docketType": "Rulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2015-02-05T15:06:16Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```