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Revenue from Contracts with Customers (Tables) | 12 Months Ended
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Dec. 31, 2023
Disaggregated Revenues from Contracts with Customers |
|  | Year Ended December 31, 2023
|  | Vertically Integrated Utilities |  | Transmission and Distribution Utilities |  | AEP Transmission Holdco |  | Generation & Marketing |  | Corporate and Other |  | Reconciling Adjustments |  | AEP Consolidated
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 4,479.3 |  |  | $ | 2,609.1 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 7,088.4 |
Commercial Revenues |  | 2,678.8 |  |  | 1,497.2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 4,176.0 |
Industrial Revenues (a) |  | 2,748.2 |  |  | 642.1 |  |  | — |  |  | — |  |  | — |  |  | (0.9) |  |  | 3,389.4 |
Other Retail Revenues |  | 242.7 |  |  | 50.7 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 293.4 |
Total Retail Revenues |  | 10,149.0 |  |  | 4,799.1 |  |  | — |  |  | — |  |  | — |  |  | (0.9) |  |  | 14,947.2 |
Wholesale and Competitive Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues |  | 662.5 |  |  | — |  |  | — |  |  | 111.3 |  |  | — |  |  | — |  |  | 773.8 |
Transmission Revenues (b) |  | 444.0 |  |  | 701.6 |  |  | 1,748.9 |  |  | — |  |  | — |  |  | (1,418.3) |  |  | 1,476.2 |
Renewable Generation Revenues (a) |  | — |  |  | — |  |  | — |  |  | 80.6 |  |  | — |  |  | (6.7) |  |  | 73.9 |
Retail, Trading and Marketing Revenues (c) |  | — |  |  | — |  |  | — |  |  | 1,836.2 |  |  | 0.6 |  |  | (82.2) |  |  | 1,754.6 |
Total Wholesale and Competitive Retail Revenues |  | 1,106.5 |  |  | 701.6 |  |  | 1,748.9 |  |  | 2,028.1 |  |  | 0.6 |  |  | (1,507.2) |  |  | 4,078.5 |
Other Revenues from Contracts with Customers (d) |  | 204.4 |  |  | 208.1 |  |  | 16.8 |  |  | 8.6 |  |  | 151.5 |  |  | (160.3) |  |  | 429.1 |
Total Revenues from Contracts with Customers |  | 11,459.9 |  |  | 5,708.8 |  |  | 1,765.7 |  |  | 2,036.7 |  |  | 152.1 |  |  | (1,668.4) |  |  | 19,454.8 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (e) |  | (35.0) |  |  | (19.5) |  |  | (37.1) |  |  | — |  |  | — |  |  | (25.5) |  |  | (117.1) |
Other Revenues (a) (f) |  | 24.6 |  |  | 24.0 |  |  | (0.1) |  |  | (404.5) |  |  | 15.9 |  |  | (15.3) |  |  | (355.4) |
Total Other Revenues |  | (10.4) |  |  | 4.5 |  |  | (37.2) |  |  | (404.5) |  |  | 15.9 |  |  | (40.8) |  |  | (472.5) |
Total Revenues |  | $ | 11,449.5 |  |  | $ | 5,713.3 |  |  | $ | 1,728.5 |  |  | $ | 1,632.2 |  |  | $ | 168.0 |  |  | $ | (1,709.2) |  |  | $ | 18,982.3 |
(a)Amounts include affiliated and nonaffiliated revenues. (b)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEP Transmission Holdco was $1.5 billion and Vertically Integrated Utilities was $205 million. The remaining affiliated amounts were immaterial. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for Generation & Marketing was $82 million. The remaining affiliated amounts were immaterial. (d)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for Corporate and Other was $100 million. The remaining affiliated amounts were immaterial. (e)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues. (f)Generation & Marketing includes economic hedge activity.
|  | Year Ended December 31, 2022
|  | Vertically Integrated Utilities |  | Transmission and Distribution Utilities |  | AEP Transmission Holdco |  | Generation & Marketing |  | Corporate and Other |  | Reconciling Adjustments |  | AEP Consolidated
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 4,498.6 |  |  | $ | 2,497.3 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 6,995.9 |
Commercial Revenues |  | 2,576.5 |  |  | 1,365.2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,941.7 |
Industrial Revenues (a) |  | 2,543.8 |  |  | 711.3 |  |  | — |  |  | — |  |  | — |  |  | (0.9) |  |  | 3,254.2 |
Other Retail Revenues |  | 212.2 |  |  | 49.1 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 261.3 |
Total Retail Revenues |  | 9,831.1 |  |  | 4,622.9 |  |  | — |  |  | — |  |  | — |  |  | (0.9) |  |  | 14,453.1 |
Wholesale and Competitive Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues |  | 958.3 |  |  | — |  |  | — |  |  | 271.2 |  |  | — |  |  | — |  |  | 1,229.5 |
Transmission Revenues (b) |  | 442.8 |  |  | 650.0 |  |  | 1,700.6 |  |  | — |  |  | — |  |  | (1,413.2) |  |  | 1,380.2 |
Renewable Generation Revenues (a) |  | — |  |  | — |  |  | — |  |  | 129.1 |  |  | — |  |  | (8.0) |  |  | 121.1 |
Retail, Trading and Marketing Revenues (a) |  | — |  |  | — |  |  | — |  |  | 1,713.2 |  |  | 6.9 |  |  | (10.1) |  |  | 1,710.0 |
Total Wholesale and Competitive Retail Revenues |  | 1,401.1 |  |  | 650.0 |  |  | 1,700.6 |  |  | 2,113.5 |  |  | 6.9 |  |  | (1,431.3) |  |  | 4,440.8 |
Other Revenues from Contracts with Customers (c) |  | 241.1 |  |  | 247.3 |  |  | 8.2 |  |  | 12.1 |  |  | 93.9 |  |  | (104.8) |  |  | 497.8 |
Total Revenues from Contracts with Customers |  | 11,473.3 |  |  | 5,520.2 |  |  | 1,708.8 |  |  | 2,125.6 |  |  | 100.8 |  |  | (1,537.0) |  |  | 19,391.7 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (d) |  | 3.8 |  |  | (26.8) |  |  | (31.8) |  |  | — |  |  | — |  |  | (57.7) |  |  | (112.5) |
Other Revenues (a) (e) |  | 0.4 |  |  | 18.6 |  |  | — |  |  | 341.3 |  |  | 9.1 |  |  | (9.1) |  |  | 360.3 |
Total Other Revenues |  | 4.2 |  |  | (8.2) |  |  | (31.8) |  |  | 341.3 |  |  | 9.1 |  |  | (66.8) |  |  | 247.8 |
Total Revenues |  | $ | 11,477.5 |  |  | $ | 5,512.0 |  |  | $ | 1,677.0 |  |  | $ | 2,466.9 |  |  | $ | 109.9 |  |  | $ | (1,603.8) |  |  | $ | 19,639.5 |
(a)Amounts include affiliated and nonaffiliated revenues. (b)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEP Transmission Holdco was $1.3 billion. The remaining affiliated amounts were immaterial. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for Corporate and Other was $59 million. The remaining affiliated amounts were immaterial. (d)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues. (e)Generation & Marketing includes economic hedge activity.
|  | Year Ended December 31, 2021
|  | Vertically Integrated Utilities |  | Transmission and Distribution Utilities |  | AEP Transmission Holdco |  | Generation & Marketing |  | Corporate and Other |  | Reconciling Adjustments |  | AEP Consolidated
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 3,952.6 |  |  | $ | 2,138.2 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 6,090.8 |
Commercial Revenues |  | 2,208.5 |  |  | 1,081.2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,289.7 |
Industrial Revenues |  | 2,168.2 |  |  | 395.2 |  |  | — |  |  | — |  |  | — |  |  | (0.8) |  |  | 2,562.6 |
Other Retail Revenues |  | 170.6 |  |  | 43.9 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 214.5 |
Total Retail Revenues |  | 8,499.9 |  |  | 3,658.5 |  |  | — |  |  | — |  |  | — |  |  | (0.8) |  |  | 12,157.6 |
Wholesale and Competitive Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues |  | 942.6 |  |  | — |  |  | — |  |  | 137.9 |  |  | — |  |  | — |  |  | 1,080.5 |
Transmission Revenues (a) |  | 355.5 |  |  | 572.4 |  |  | 1,456.4 |  |  | — |  |  | — |  |  | (1,206.0) |  |  | 1,178.3 |
Renewable Generation Revenues (b) |  | — |  |  | — |  |  | — |  |  | 86.9 |  |  | — |  |  | (3.6) |  |  | 83.3 |
Retail, Trading and Marketing Revenues (c) |  | — |  |  | — |  |  | — |  |  | 1,722.6 |  |  | 1.4 |  |  | (51.6) |  |  | 1,672.4 |
Total Wholesale and Competitive Retail Revenues |  | 1,298.1 |  |  | 572.4 |  |  | 1,456.4 |  |  | 1,947.4 |  |  | 1.4 |  |  | (1,261.2) |  |  | 4,014.5 |
Other Revenues from Contracts with Customers (b) |  | 187.5 |  |  | 194.2 |  |  | 17.1 |  |  | 7.2 |  |  | 60.1 |  |  | (115.2) |  |  | 350.9 |
Total Revenues from Contracts with Customers |  | 9,985.5 |  |  | 4,425.1 |  |  | 1,473.5 |  |  | 1,954.6 |  |  | 61.5 |  |  | (1,377.2) |  |  | 16,523.0 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (d) |  | 13.5 |  |  | 48.8 |  |  | 52.7 |  |  | — |  |  | — |  |  | (73.6) |  |  | 41.4 |
Other Revenues (b) (e) |  | (0.5) |  |  | 19.0 |  |  | — |  |  | 209.1 |  |  | 10.7 |  |  | (10.7) |  |  | 227.6 |
Total Other Revenues |  | 13.0 |  |  | 67.8 |  |  | 52.7 |  |  | 209.1 |  |  | 10.7 |  |  | (84.3) |  |  | 269.0 |
Total Revenues |  | $ | 9,998.5 |  |  | $ | 4,492.9 |  |  | $ | 1,526.2 |  |  | $ | 2,163.7 |  |  | $ | 72.2 |  |  | $ | (1,461.5) |  |  | $ | 16,792.0 |
(a)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEP Transmission Holdco was $1.1 billion. The remaining affiliated amounts were immaterial. (b)Amounts include affiliated and nonaffiliated revenues. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for Generation & Marketing was $52 million. The remaining affiliated amounts were immaterial. (d)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues. (e)Generation & Marketing includes economic hedge activity.
|  | Year Ended December 31, 2023
|  | AEP Texas |  | AEPTCo |  | APCo |  | I&M |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 655.5 |  |  | $ | — |  |  | $ | 1,612.9 |  |  | $ | 841.9 |  |  | $ | 1,953.7 |  |  | $ | 831.2 |  |  | $ | 799.5 |
Commercial Revenues |  | 415.2 |  |  | — |  |  | 699.6 |  |  | 575.2 |  |  | 1,082.0 |  |  | 538.8 |  |  | 609.4 |
Industrial Revenues (a) |  | 145.0 |  |  | — |  |  | 778.4 |  |  | 614.2 |  |  | 497.1 |  |  | 423.1 |  |  | 415.9 |
Other Retail Revenues |  | 35.5 |  |  | — |  |  | 106.3 |  |  | 5.0 |  |  | 15.1 |  |  | 112.8 |  |  | 10.1 |
Total Retail Revenues |  | 1,251.2 |  |  | — |  |  | 3,197.2 |  |  | 2,036.3 |  |  | 3,547.9 |  |  | 1,905.9 |  |  | 1,834.9 |
Wholesale Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues (b) |  | — |  |  | — |  |  | 288.2 |  |  | 327.1 |  |  | — |  |  | 11.7 |  |  | 176.9 |
Transmission Revenues (c) |  | 619.0 |  |  | 1,703.9 |  |  | 181.0 |  |  | 38.6 |  |  | 82.6 |  |  | 37.5 |  |  | 150.8 |
Total Wholesale Revenues |  | 619.0 |  |  | 1,703.9 |  |  | 469.2 |  |  | 365.7 |  |  | 82.6 |  |  | 49.2 |  |  | 327.7 |
Other Revenues from Contracts with Customers (d) |  | 35.9 |  |  | 16.7 |  |  | 74.2 |  |  | 120.3 |  |  | 172.3 |  |  | 21.5 |  |  | 29.5 |
Total Revenues from Contracts with Customers |  | 1,906.1 |  |  | 1,720.6 |  |  | 3,740.6 |  |  | 2,522.3 |  |  | 3,802.8 |  |  | 1,976.6 |  |  | 2,192.1 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (e) |  | (4.2) |  |  | (48.6) |  |  | (20.1) |  |  | (10.9) |  |  | (15.3) |  |  | 0.5 |  |  | (9.4) |
Other Revenues (a) |  | — |  |  | — |  |  | 0.2 |  |  | 24.5 |  |  | 23.9 |  |  | (0.1) |  |  | 0.1 |
Total Other Revenues |  | (4.2) |  |  | (48.6) |  |  | (19.9) |  |  | 13.6 |  |  | 8.6 |  |  | 0.4 |  |  | (9.3) |
Total Revenues |  | $ | 1,901.9 |  |  | $ | 1,672.0 |  |  | $ | 3,720.7 |  |  | $ | 2,535.9 |  |  | $ | 3,811.4 |  |  | $ | 1,977.0 |  |  | $ | 2,182.8 |
(a)Amounts include affiliated and nonaffiliated revenues. (b)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for APCo was $159 million primarily relating to the PPA with KGPCo. The remaining affiliated amounts were immaterial. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEPTCo was $1.4 billion, APCo was $93 million and SWEPCo was $73 million. The remaining affiliated amounts were immaterial. (d)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for I&M was $68 million primarily relating to barging, urea transloading and other transportation services. The remaining affiliated amounts were immaterial. (e)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues.
|  | Year Ended December 31, 2022
|  | AEP Texas |  | AEPTCo |  | APCo |  | I&M |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 667.2 |  |  | $ | — |  |  | $ | 1,558.7 |  |  | $ | 852.4 |  |  | $ | 1,830.2 |  |  | $ | 816.3 |  |  | $ | 820.7 |
Commercial Revenues |  | 417.5 |  |  | — |  |  | 643.4 |  |  | 550.2 |  |  | 947.7 |  |  | 489.2 |  |  | 612.3 |
Industrial Revenues (a) |  | 139.6 |  |  | — |  |  | 664.0 |  |  | 602.9 |  |  | 571.7 |  |  | 372.5 |  |  | 393.5 |
Other Retail Revenues |  | 35.3 |  |  | — |  |  | 87.1 |  |  | 5.0 |  |  | 13.9 |  |  | 102.9 |  |  | 10.1 |
Total Retail Revenues |  | 1,259.6 |  |  | — |  |  | 2,953.2 |  |  | 2,010.5 |  |  | 3,363.5 |  |  | 1,780.9 |  |  | 1,836.6 |
Wholesale Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues (b) |  | — |  |  | — |  |  | 299.9 |  |  | 490.0 |  |  | — |  |  | 26.5 |  |  | 273.2 |
Transmission Revenues (c) |  | 563.8 |  |  | 1,643.5 |  |  | 167.0 |  |  | 36.8 |  |  | 86.2 |  |  | 39.2 |  |  | 148.7 |
Total Wholesale Revenues |  | 563.8 |  |  | 1,643.5 |  |  | 466.9 |  |  | 526.8 |  |  | 86.2 |  |  | 65.7 |  |  | 421.9 |
Other Revenues from Contracts with Customers (d) |  | 24.6 |  |  | 8.2 |  |  | 100.6 |  |  | 122.4 |  |  | 222.4 |  |  | 29.1 |  |  | 24.7 |
Total Revenues from Contracts with Customers |  | 1,848.0 |  |  | 1,651.7 |  |  | 3,520.7 |  |  | 2,659.7 |  |  | 3,672.1 |  |  | 1,875.7 |  |  | 2,283.2 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (e) |  | (1.2) |  |  | (27.2) |  |  | (1.3) |  |  | 10.0 |  |  | (25.6) |  |  | (1.0) |  |  | 1.2 |
Other Revenues (a) |  | — |  |  | — |  |  | 0.5 |  |  | (0.1) |  |  | 18.6 |  |  | — |  |  | — |
Total Other Revenues |  | (1.2) |  |  | (27.2) |  |  | (0.8) |  |  | 9.9 |  |  | (7.0) |  |  | (1.0) |  |  | 1.2 |
Total Revenues |  | $ | 1,846.8 |  |  | $ | 1,624.5 |  |  | $ | 3,519.9 |  |  | $ | 2,669.6 |  |  | $ | 3,665.1 |  |  | $ | 1,874.7 |  |  | $ | 2,284.4 |
(a)Amounts include affiliated and nonaffiliated revenues. (b)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for APCo was $170 million primarily relating to the PPA with KGPCo. The remaining affiliated amounts were immaterial. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEPTCo was $1.3 billion, APCo was $78 million and SWEPCo was $51 million. The remaining affiliated amounts were immaterial. (d)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for I&M was $62 million primarily relating to barging, urea transloading and other transportation services. The remaining affiliated amounts were immaterial. (e)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues.
|  | Year Ended December 31, 2021
|  | AEP Texas |  | AEPTCo |  | APCo |  | I&M |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Retail Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential Revenues |  | $ | 550.3 |  |  | $ | — |  |  | $ | 1,379.6 |  |  | $ | 805.4 |  |  | $ | 1,587.9 |  |  | $ | 651.9 |  |  | $ | 709.5 |
Commercial Revenues |  | 358.5 |  |  | — |  |  | 556.3 |  |  | 507.2 |  |  | 722.7 |  |  | 378.9 |  |  | 529.3 |
Industrial Revenues |  | 108.9 |  |  | — |  |  | 584.3 |  |  | 557.0 |  |  | 286.3 |  |  | 274.1 |  |  | 344.4 |
Other Retail Revenues |  | 31.3 |  |  | — |  |  | 70.8 |  |  | 5.2 |  |  | 12.6 |  |  | 77.7 |  |  | 10.0 |
Total Retail Revenues |  | 1,049.0 |  |  | — |  |  | 2,591.0 |  |  | 1,874.8 |  |  | 2,609.5 |  |  | 1,382.6 |  |  | 1,593.2 |
Wholesale Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Generation Revenues (a) |  | — |  |  | — |  |  | 302.7 |  |  | 318.1 |  |  | — |  |  | 22.9 |  |  | 386.6 |
Transmission Revenues (b) |  | 497.5 |  |  | 1,393.9 |  |  | 128.8 |  |  | 33.7 |  |  | 74.9 |  |  | 37.5 |  |  | 122.7 |
Total Wholesale Revenues |  | 497.5 |  |  | 1,393.9 |  |  | 431.5 |  |  | 351.8 |  |  | 74.9 |  |  | 60.4 |  |  | 509.3 |
Other Revenues from Contracts with Customers (c) |  | 41.2 |  |  | 17.0 |  |  | 70.4 |  |  | 104.1 |  |  | 153.1 |  |  | 31.3 |  |  | 23.5 |
Total Revenues from Contracts with Customers |  | 1,587.7 |  |  | 1,410.9 |  |  | 3,092.9 |  |  | 2,330.7 |  |  | 2,837.5 |  |  | 1,474.3 |  |  | 2,126.0 |
Other Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Alternative Revenue Programs (d) |  | 6.1 |  |  | 58.4 |  |  | 12.3 |  |  | (4.0) |  |  | 42.6 |  |  | 0.1 |  |  | 5.8 |
Other Revenues (e) |  | — |  |  | — |  |  | — |  |  | — |  |  | 19.0 |  |  | — |  |  | — |
Total Other Revenues |  | 6.1 |  |  | 58.4 |  |  | 12.3 |  |  | (4.0) |  |  | 61.6 |  |  | 0.1 |  |  | 5.8 |
Total Revenues |  | $ | 1,593.8 |  |  | $ | 1,469.3 |  |  | $ | 3,105.2 |  |  | $ | 2,326.7 |  |  | $ | 2,899.1 |  |  | $ | 1,474.4 |  |  | $ | 2,131.8 |
(a)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for APCo was $129 million primarily relating to the PPA with KGPCo. The remaining affiliated amounts were immaterial. (b)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for AEPTCo was $1.1 billion. The remaining affiliated amounts were immaterial. (c)Amounts include affiliated and nonaffiliated revenues. The affiliated revenue for I&M was $60 million primarily relating to barging, urea transloading and other transportation services. The remaining affiliated amounts were immaterial. (d)Alternative revenue programs in certain jurisdictions include regulatory mechanisms that periodically adjust for over/under collection of related revenues. (e)Amounts include affiliated and nonaffiliated revenues.
Fixed Performance Obligations |
Company |  | 2024 |  | 2025-2026 |  | 2027-2028 |  | After 2028 |  | Total
|  | (in millions)
AEP |  | $ | 84.4 |  |  | $ | 167.2 |  |  | $ | 84.4 |  |  | $ | 27.3 |  |  | $ | 363.3 |
APCo |  | 16.1 |  |  | 32.2 |  |  | 23.2 |  |  | 11.7 |  |  | 83.2 |
I&M |  | 4.4 |  |  | 8.8 |  |  | 8.8 |  |  | 4.5 |  |  | 26.5 |
Affiliated Accounts Receivable Contracts with Customers |
Years Ended December 31, |  | AEP Texas |  | AEPTCo |  | APCo |  | I&M |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
2023 |  | $ | — |  |  | $ | 123.2 |  |  | $ | 71.7 |  |  | $ | 44.0 |  |  | $ | 70.1 |  |  | $ | 12.4 |  |  | $ | 27.4 |
2022 |  | 0.1 |  | 113.8 |  | 64.5 |  | 75.3 |  | 49.9 |  | 18.8 |  | 19.1

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