# Morris & Ward Rulemaking Petition for New-Design Programmable Logic Computers

**Citation:** PHMSA-2013-0253  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

require the installation of new-design programmable logic computers in the control systems of oil and gas pipeline

## Document text

require the installation of new-design programmable logic computers in the control systems of oil and gas pipeline

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2013-0253>
- Source ID: `regulations-gov`
- SHA-256: `841be55be160537730877420f19b79d2fc87d346fad74b702ec61d721c2435ee`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-23T02:39:35.473Z
- Document slug: `regulations-gov-phmsa-2013-0253`

### Source metadata

```json
{
  "docketId": "PHMSA-2013-0253",
  "docketType": "Nonrulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2015-10-07T16:46:26Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```