# EDGAR Filing Document

**Accession Number:** 0000928576
**File Stem:** 9999999995-23-000552
**Filing Date:** 2023-3
**Character Count:** 1276
**Document Hash:** e91893e719660eccabe84b65e372f4fc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-23-000552.hdr.sgml**: 20230310

**ACCESSION NUMBER**: 9999999995-23-000552

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230309

**DATE AS OF CHANGE**: 20230310

**EFFECTIVENESS DATE**: 20230309

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MIDAMERICAN ENERGY CO
- **CENTRAL INDEX KEY:** 0000928576
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC SERVICES [4911]
- **IRS NUMBER:** 421425214
- **STATE OF INCORPORATION:** IA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-257069
- **FILM NUMBER:** 23721487

**BUSINESS ADDRESS:**
- **STREET 1:** 666 GRAND AVE
- **STREET 2:** P O BOX 657
- **CITY:** DES MOINES
- **STATE:** IA
- **ZIP:** 50306-0657
- **BUSINESS PHONE:** 515-242-4300

**MAIL ADDRESS:**
- **STREET 1:** 666 GRAND AVENUE
- **CITY:** DES MOINES
- **STATE:** IA
- **ZIP:** 50309-2580

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** March 9, 2023

**Accession Number:** 0001193125-23-064596

**Form Type:** POS AM

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**CIK:** 0000928576

**Company Name:** MIDAMERICAN ENERGY CO

**File Number:** 333-257069