# Variations in pressure.

**Citation:** 49 CFR 195.104  
**Type / status:** regulation / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** 2026-08-18  
**Published:** Not stated

If, within a pipeline system, two or more components are to be connected at a place where one will operate at a higher pressure than another, the system must be designed so that any component operating at the lower pressure will not be overstressed.

## Document text

If, within a pipeline system, two or more components are to be connected at a place where one will operate at a higher pressure than another, the system must be designed so that any component operating at the lower pressure will not be overstressed.

## Provenance

- Official: Yes
- Source: <https://www.ecfr.gov/on/2026-08-18/title-49/section-195.104>
- Source ID: `ecfr`
- SHA-256: `c13cb569aac967e9f6e6df2e51306657652a0959594d0b1576864ee51685c4a1`
- Retrieved: 2026-08-20T05:54:41.219Z
- Exported: 2026-08-23T05:03:25.870Z
- Document slug: `49-cfr-195-104`

### Source metadata

```json
{
  "cfrTitle": 49,
  "part": "195",
  "section": "195.104",
  "subpart": "Subpart C—Design Requirements",
  "corpusVersion": "2026-08-18",
  "jurisdiction": "US"
}
```