# Regulus search export

- Query: `46 FR 9899`
- Source type: All
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- Sort: relevance
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- As of: Current corpus
- Results: 4
- Exported: 2026-08-23T21:52:12.897Z

## 1. General requirements.

**Citation:** 49 CFR 178.272-1  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Specification IM 102 portable tanks must conform to the general design and construction requirements in § 178.270 of this subpart in addition to the specific design requirements contained in this section. (b) The MAWP of each tank shall be less than 1.75 bar (25.4 psig) but at least 1.0 bar (14

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-272-1>
- Source ID: `govinfo-cfr`
- SHA-256: `5ce9c05d5cdaf9cf5e3c033ac39e8b601be19d0879430c3f8dfb845745785110`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-272-1`
- Related records: 0

## 2. General requirements.

**Citation:** 49 CFR 178.271-1  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) Specification IM 101 portable tanks must conform to the general design and construction requirements in § 178.270 of this subpart in addition to the specific design requirements contained in this section. (b) The MAWP of each tank shall be equal to or greater than 1.75 bar (25.4 psig) and less 

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-271-1>
- Source ID: `govinfo-cfr`
- SHA-256: `a8ea628e607c83451cce1bd8fb600f7b3e4c440681aa56f399ca3d9ff6c8d84f`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-271-1`
- Related records: 0

## 3. Minimum thickness of shells and heads.

**Citation:** 49 CFR 178.272-2  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2005-10-01 / Not stated

(a) The approval agency may authorize a minimum thickness less than that required by § 178.270-5 of this subpart where additional protection against tank puncture provides equal integrity. (b) The shell and head thickness of a tank must be at least: (1) 3.18 mm (0.125 inches) for a tank with a max

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2005-title49-vol2/CFR-2005-title49-vol2-sec178-272-2>
- Source ID: `govinfo-cfr`
- SHA-256: `5945ad05b7b9a199c58d3c72ecea9cc06bf4aa23823725edca55b8eabed7c4f4`
- Retrieved: 2026-08-13T06:37:34.028Z
- Document slug: `49-cfr-178-272-2`
- Related records: 0

## 4. Marking of tanks.

**Citation:** 49 CFR 178.270-14  
**Type / status:** regulation / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** 2006-10-01 / Not stated

(a) General. Each tank must bear a corrosion resistant metal identification plate that is permanently attached to the portable tank and readily accessible for inspection. The information required in paragraph (b), and, when appropriate, paragraph (c) of this section must be stamped, embossed or othe

### Provenance

- Official: Yes
- Source: <https://www.govinfo.gov/app/details/CFR-2006-title49-vol2/CFR-2006-title49-vol2-sec178-270-14>
- Source ID: `govinfo-cfr`
- SHA-256: `fd956e0e00eb684d851db62ed79a576a07ed6923b157641931913299fec63466`
- Retrieved: 2026-08-13T06:37:36.057Z
- Document slug: `49-cfr-178-270-14`
- Related records: 0