# Advice Letters

- **operation:** document
- **citation:** 4 CCR 723-4 Rule 4110
- **title:** Advice Letters
- **source type:** regulation
- **agency:** Colorado Public Utilities Commission
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** Not available
- **summary:** (a) All advice letter filings shall comply with rule 1210 of the Commission's Rules of Practice and Procedure. (b) In addition to the requirements and contents in rule 1210, the advice letter shall include the estimated amounts, if any, by which the utility's revenues will be affected, calculated on
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/co-ccr-4-723-4-4110.json
- **markdown:** https://regulus.evalyn.ai/document/co-ccr-4-723-4-4110.md
- **app url:** https://regulus.evalyn.ai/document/co-ccr-4-723-4-4110
- **source url:** 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
**body:**

(a) All advice letter filings shall comply with rule 1210 of the Commission's Rules of
Practice and Procedure.
(b) In addition to the requirements and contents in rule 1210, the advice letter shall
include the estimated amounts, if any, by which the utility’s revenues will be
affected, calculated on an annual basis.
(c) Customer notice of advice letter. If the utility is required by statute, Commission
rule or order to provide notice to its customers of the advice letter, such notice
shall include the requirements of subparagraphs 4002(d)(I) - (XII).
- **truncated:** false
- **body characters:** 556