# Records of Tests and Meters

**Citation:** 4 CCR 723-4 Rule 4306  
**Type / status:** regulation / current  
**Agency:** Colorado Public Utilities Commission  
**Effective:** Not stated  
**Published:** Not stated

(a) For each meter owned or installed, a utility shall maintain a record showing the date of purchase, the manufacturer's serial number, the record of the present or previously installed location, and the date and results of the last test performed by the utility. This record shall be retained for t

## Document text

(a) For each meter owned or installed, a utility shall maintain a record showing the
date of purchase, the manufacturer's serial number, the record of the present or
previously installed location, and the date and results of the last test performed
by the utility. This record shall be retained for the life of the meter plus 30
months.
(b) Whenever a meter is tested either on request or upon complaint, the test record
shall include the information necessary for identifying the meter, the reason for
making the test, the reading of the meter if removed from service, the result of
the test, and all data taken at the time of the test in a sufficiently complete form to
permit the convenient checking of the methods employed and the calculations
made. This record shall be retained for at least two years.
4307- 4308. [Reserved].

## Provenance

- Official: Yes
- Source: <https://www.sos.state.co.us/CCR/DisplayRule.do?action=ruleinfo&ruleId=2260&deptID=18&agencyID=96&deptName=Department%20of%20Regulatory%20Agencies&agencyName=Public%20Utilities%20Commission&seriesNum=4%20CCR%20723-4>
- Source ID: `co-sos-ccr`
- SHA-256: `4facb850cc31837ee5e883d287cd505dd0888fe4dee6253742db5293e7d4c5c0`
- Retrieved: 2026-08-12T04:36:48.096Z
- Exported: 2026-08-25T18:26:17.114Z
- Document slug: `co-ccr-4-723-4-4306`

### Source metadata

```json
{
  "jurisdiction": "US-CO",
  "code": "4 CCR 723-4",
  "ruleKey": "4306",
  "pipelineScope": "colorado-jurisdictional-gas-utilities",
  "legalScope": "Current 4 CCR 723-4 rules regulating Colorado jurisdictional gas utilities and gas master-meter operators, including construction, operation, system safety, gas infrastructure planning, metering, service, and enforcement provisions. This is an adjacent gas-utility corpus, not a replacement for the repealed dedicated 4900-series pipeline-safety rules.",
  "applicabilityCaveat": "Part 4 applies according to Colorado Public Utilities Commission jurisdiction and each rule's scope. The former dedicated pipeline-safety rules 4900 through 4975 are reserved after repeal; this connector does not represent them as current. Part 4 does not replace federal pipeline-safety requirements, determine whether a facility is interstate or intrastate, or resolve operator-specific orders, waivers, tariffs, or later rulemaking.",
  "references": [],
  "ruleInfoUrl": "https://www.sos.state.co.us/CCR/DisplayRule.do?action=ruleinfo&ruleId=2260&deptID=18&agencyID=96&deptName=Department%20of%20Regulatory%20Agencies&agencyName=Public%20Utilities%20Commission&seriesNum=4%20CCR%20723-4",
  "pucRulesUrl": "https://puc.colorado.gov/gasrulesandregulations",
  "ruleVersionId": "12549",
  "editionEffectiveOn": "2026-06-14",
  "publicationStatus": "The Colorado Secretary of State identifies the source as the official publication of state administrative rules. The edition date applies to the compiled rule version and is not represented as the effective date of every provision.",
  "rights": "Official state rule text is preserved with attribution and source links. Public accessibility does not imply rights in agency marks, third-party material, or incorporated standards; commercial redistribution requires review.",
  "region": "CO"
}
```