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Advanced Metering Infrastructure (AMI) Detailed Cost/Benefit Analysis Schedule: J1 Page: 1 of 4 (a) (b) (c) (d) (e) (f) (g) (h) (i) (j) (k) (l) (m) Line 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 1 Capital DTE Electric AMI 2 Meters 547 423 13,175 45,472 17,191 30,079 47,250 49,377 59,727 15,848 3 Network 130 4 1,820 416 158 283 443 459 277 3,564 4 Disconnect Modules 176 129 3,995 13,483 5,119 9,274 14,514 15,003 5 PMO 1,627 2,451 4,409 3,460 3,681 4,962 4,507 3,625 3,970 2,639 3,150 6 IT 4,537 3,723 6,453 8,395 4,026 3,043 1,524 2,010 1,745 366 7 PoleMounted Cell Relays 6 5 548 603 8 Corporate OH/Forecasted Risk 2,463 3,815 1,561 2,453 3,473 2,926 1,546 1,011 142 9 Total Capitalized costs 7,017 6,730 32,316 75,047 31,741 50,094 72,259 74,003 67,265 23,428 3,293 10 Avoided Capital Costs (27) (22) (607) (2,127) (980) (1,695) (2,658) (2,958) (2,246) (1,266) (1,025) 11 Total Net Cost 6,990 6,709 31,710 72,920 30,761 48,399 69,601 71,045 65,019 22,162 2,267 12 13 14 DOE Grant (22,453) (29,858) (2,465) 15 InKind Contributions (210) (974) (860) 16 DTE Electric Spend, Subtotal (22,663) (30,832) (3,325) 17 DTE Electric Spend, Net Spend 18 19 DTE Gas Modules 272 410 3,178 6,028 13,385 17,473 19,675 17,473 14,813 1,467 20 Network 21 PMO 99 134 234 238 474 821 917 936 1,824 1,314 517 22 IT 107 56 61 66 112 193 178 23 Corporate OH/Forecasted Risk 82 1,330 668 732 947 1,061 2,182 1,414 27,152 24 Total Capitalized Costs 371 134 726 4,853 7,226 14,998 19,403 21,785 21,672 17,718 29,136 25 Avoided Capital Costs (4) (9) (11) (26) (73) (208) (542) (1,168) (1,778) (2,258) (2,614) 26 Total Net Cost 367 125 715 4,827 7,153 14,791 18,860 20,616 19,894 15,460 26,522 27 28 Total DTE Electric Total 7,017 6,730 32,316 75,047 31,741 50,094 72,259 74,003 67,265 23,428 3,293 29 DOE Grant (22,453) (29,858) (2,465) 30 InKind Contributions (210) (974) (860) 31 DTE Electric Spend, Subtotal 7,017 6,730 9,653 44,215 28,417 50,094 72,259 74,003 67,265 23,428 3,293 32 33 DTE Gas Total 371 134 726 4,853 7,226 14,998 19,403 21,785 21,672 17,718 29,136 34 Total Capitalized Costs 7,388 6,864 10,379 49,068 35,643 65,092 91,661 95,788 88,937 41,146 32,429 35 Avoided Capital Costs (31) (30) (617) (2,153) (1,053) (1,902) (3,200) (4,126) (4,024) (3,524) (3,639) 36 Total Net Cost 7,357 6,834 9,762 46,915 34,590 63,190 88,461 91,661 84,913 37,622 28,789 37 38 39 Benefits LLC Load Research 0 0 1 10 20 28 44 65 82 92 96 40 41 DTE Electric CS O&M Savings 3,216 3,346 4,315 7,091 9,686 11,525 14,351 18,883 23,694 26,229 28,202 42 DO O&M Savings 4 12 86 721 1,777 2,271 3,407 4,735 5,770 6,499 6,983 43 Uncollectibles Savings 2 4 22 109 212 305 646 1,219 1,599 1,730 1,803 44 Theft 2 5 16 127 233 309 1,178 3,007 4,218 4,514 4,684 45 Total Savings 3,224 3,367 4,440 8,048 11,908 14,409 19,582 27,844 35,282 38,972 41,672 46 PMO (586) (1,375) (1,733) (1,427) (1,416) (1,565) (1,552) (66) 47 IT (866) (1,824) (1,909) (1,080) (1,317) (1,235) (1,151) (1,111) (1,062) (1,057) 48 Marketing Communications (95) (281) (1,133) (1,387) (1,387) (661) (661) (1,190) 49 Maint. Fees and Telecom (534) (840) (2,351) (1,155) (1,400) (1,582) (1,649) (1,605) (1,599) 50 Total Net Savings 2,359 3,367 1,401 3,643 5,612 9,123 14,143 22,886 30,309 35,049 39,016 51 847 52 DTE Gas CS O&M Savings 951 984 1,216 1,301 1,548 2,228 5,852 4,315 6,037 7,534 8,456 53 Gas Ops O&M Savings 1 2 4 253 853 1,287 2,030 2,919 3,724 4,617 4,822 54 Uncollectibles Savings 3 5 6 10 58 120 559 1,404 1,911 2,033 2,104 55 Theft 1 2 2 9 28 51 204 602 932 1,140 1,327 56 Total Savings 955 994 1,229 1,573 2,486 3,686 8,644 9,240 12,605 15,324 16,710 57 PMO (43) (135) (319) (437) (499) (610) (683) (34) 58 IT (634) (132) (187) (199) (403) (435) (449) (489) (538) (543) 59 Marketing Communications (176) (435) (879) (680) (680) (324) (324) (583) 60 Maint. Fees and Telecom (39) (82) (432) (353) (493) (616) (726) (814) (821) 61 Total Net Savings 321 994 839 733 658 1,813 6,537 7,242 10,384 13,355 15,346 62 63 Total Load Research 0 0 1 10 20 28 44 65 82 92 96 64 CS O&M Savings 4,167 4,330 5,532 8,391 11,234 13,753 20,202 23,198 29,731 33,763 36,658 65 DO O&M Savings 4 12 86 721 1,777 2,271 3,407 4,735 5,770 6,499 6,983 66 Gas Ops O&M Savings 1 2 4 253 853 1,287 2,030 2,919 3,724 4,617 4,822 67 Uncollectibles Savings 4 10 29 119 270 425 1,205 2,623 3,511 3,763 3,907 68 Theft 3 8 18 136 261 359 1,382 3,609 5,151 5,654 6,011 69 Total Savings 4,180 4,361 5,669 9,631 14,415 18,124 28,271 37,150 47,969 54,388 58,478 70 Total O&M Expenditures (1,500) (3,429) (5,244) (8,125) (7,160) (7,546) (6,957) (7,194) (5,892) (4,021) 71 Total Net Savings 2,680 4,361 2,241 4,387 6,290 10,965 20,724 30,193 40,775 48,496 54,458

Advanced Metering Infrastructure (AMI) Detailed Cost/Benefit Analysis Schedule: J1 Page: 2 of 4 (a) (b) (c) (d) (e) (f) (g) (h) (i) (j) (k) (l) (m) Line 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 72 LLC LLC Load Research 0 0 1 10 20 28 44 65 82 92 96 73 74 CS DTE Electric Cuts and Restores 4 10 66 341 664 913 1,485 2,366 3,029 3,322 3,471 75 Consumer Affairs 38 39 39 38 79 76 Billing 58 107 151 251 356 457 452 517 77 Meter Reading 3,211 3,335 4,247 6,583 8,707 10,167 12,093 15,425 19,281 21,515 23,128 78 Cust Care Call Center 82 153 215 357 507 651 644 737 79 Cust Care Misc Reads 0 1 2 27 56 80 127 191 237 259 270 80 Total 3,216 3,346 4,315 7,091 9,686 11,525 14,351 18,883 23,694 26,229 28,202 81 82 DTE Gas Consumer Affairs 13 15 17 19 40 83 Billing 6 20 46 88 139 201 229 266 84 Meter Reading 950 983 1,216 1,272 1,456 2,039 5,497 3,766 5,239 6,566 7,325 85 Cust Care Call Center 8 28 66 126 197 286 326 379 86 Cust Care Misc Reads 0 1 1 15 44 77 127 198 294 393 447 87 Total 951 984 1,216 1,301 1,548 2,228 5,852 4,315 6,037 7,534 8,456 88 89 Total Cuts and Restores 4 10 66 341 664 913 1,485 2,366 3,029 3,322 3,471 90 Consumer Affairs 51 54 55 38 119 91 Billing 64 127 197 339 494 658 452 783 92 Meter Reading 4,162 4,319 5,462 7,855 10,163 12,206 17,589 19,191 24,520 21,515 30,452 93 Cust Care Call Center 90 181 280 483 704 937 644 1,115 94 Cust Care Misc Reads 1 2 3 42 100 157 254 389 531 259 717 95 Total 4,167 4,330 5,532 8,391 11,234 13,753 20,202 23,198 29,731 33,763 36,658 96 97 DO DTE Electric OK on Arrivals 1 1 5 50 103 141 199 283 372 432 457 98 Transformer Overload 2 3 9 100 197 249 341 469 566 619 650 99 Redispatch 0 1 4 33 64 96 176 288 366 400 417 100 Primary Reads 331 351 481 620 767 925 1,228 101 Meter Test 115 180 249 386 467 483 428 370 102 TurnOns/TurnOffs 2 6 69 372 700 918 1,330 1,933 2,455 2,732 2,864 103 Call Back 52 110 170 294 365 441 521 539 104 Power Quality 93 96 200 310 321 442 458 105 Total 4 12 86 721 1,777 2,271 3,407 4,735 5,770 6,499 6,983 106 O&M Expenditures (866) (2,983) (4,207) (5,596) (4,252) (4,545) (4,914) (5,038) (3,547) (3,478) 107 Total (861) 12 (2,897) (3,485) (3,819) (1,982) (1,138) (179) 733 2,952 3,506 108 109 Uncollectibles DTE Electric Uncollectibles 2 4 22 109 212 305 646 1,219 1,599 1,730 1,803 110 111 Gas Operations DTE Gas Hex Savings 1 2 4 8 22 73 158 261 344 395 436 112 Meter Reading 245 830 1,214 1,872 2,658 3,380 4,222 4,386 113 Total 1 2 4 253 853 1,287 2,030 2,919 3,724 4,617 4,822 114 115 Uncollectibles DTE Gas Uncollectibles 3 5 6 10 58 120 559 1,404 1,911 2,033 2,104 116 117 Gross Margin DTE Electric Theft 2 5 16 127 233 309 1,178 3,007 4,218 4,514 4,684 118 119 DTE Gas Theft 1 2 2 9 28 51 204 602 932 1,140 1,327 120 121 Total Theft 3 8 18 136 261 359 1,382 3,609 5,151 5,654 6,011 122 123 Avoided Capital DTE Electric Meter Replacement 0 1 6 60 115 164 257 376 474 531 557 124 Handheld Replacement 0 1 4 45 87 123 193 283 356 399 418 125 Meter Credit / Salvage 25 18 557 1,881 714 1,294 2,024 2,093 1,266 265 126 Capital 1 1 37 129 51 94 153 164 102 22 127 Avoided Corporate OH/Forecas 0 0 2 12 13 20 31 42 48 49 50 128 Total 27 22 607 2,127 980 1,695 2,658 2,958 2,246 1,266 1,025 129 130 DTE Gas Handheld Replacement 3 7 8 12 22 42 71 108 195 291 328 131 Hex Replacement 0 1 3 13 48 156 445 1,003 1,496 1,856 2,158 132 Avoided Corporate OH/Forecas 0 0 0 1 4 10 27 57 87 111 128 133 Total 4 9 11 26 73 208 542 1,168 1,778 2,258 2,614 134 135 Total Meter Replacement 0 1 6 60 115 164 257 376 474 531 557 136 Handheld Replacement 4 8 12 57 108 165 264 390 551 690 746 137 Meter Credit / Salvage 25 18 557 1,881 714 1,294 2,024 2,093 1,266 265 138 Capital 1 1 37 129 51 94 153 164 102 22 139 Hex Replacement 0 1 3 13 48 156 445 1,003 1,496 1,856 2,158 140 Avoided Corporate OH/Forecas 0 1 3 13 17 30 58 100 135 160 178 141 Total 31 30 617 2,153 1,053 1,902 3,200 4,126 4,024 3,524 3,639

Michigan Public Service Commission DTE Electric Company Advanced Metering Infrastructure (AMI) Detailed Cost/Benefit Analysis ($000) (a) Case No.: U18255 Exhibit: A18 Schedule: J1 Witness: R. E. Sitkauskas Page: 3 of 4 (n) (o) (p) (q) (r) (s) (t) (u) (v) (w) (x) (y) (z) Line 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 Total 2008 2030 1 Capital DTE Electric AMI 2 Meters 3 Network 4 Disconnect Modules 5 PMO 6 IT 7 PoleMounted Cell Relays 8 Corporate OH/Forecasted R 9 Total Capitalized costs 10 Avoided Capital Costs 11 Total Net Cost 12 13 14 DOE Grant 15 InKind Contributions 16 DTE Electric Spend, Subtotal 17 DTE Electric Spend, Net Spend 18 19 DTE Gas Modules 20 Network 21 PMO 22 IT 23 Corporate OH/Forecasted R 24 Total Capitalized Costs 25 Avoided Capital Costs 26 Total Net Cost 27 28 Total DTE Electric Total 29 DOE Grant 30 InKind Contributions 31 DTE Electric Spend, Subtotal 32 33 DTE Gas Total 34 Total Capitalized Costs 35 Avoided Capital Costs 36 Total Net Cost 37 38 39 Benefits LLC Load Research 40 41 DTE Electric CS O&M Savings 42 DO O&M Savings 43 Uncollectibles Savings 44 Theft 45 Total Savings 46 PMO 47 IT 48 Marketing Communications 49 Maint. Fees and Telecom 50 Total Net Savings 51 52 DTE Gas CS O&M Savings 53 Gas Ops O&M Savings 54 Uncollectibles Savings 55 Theft 56 Total Savings 57 PMO 58 IT 59 Marketing Communications 60 Maint. Fees and Telecom 61 Total Net Savings 62 63 Total Load Research 64 CS O&M Savings 65 DO O&M Savings 66 Gas Ops O&M Savings 67 Uncollectibles Savings 68 Theft 69 Total Savings 70 Total O&M Expenditures 71 Total Net Savings 279,090 7,553 61,693 38,480 35,822 1,163 19,392 [1] 443,193 (1,061) (1,098) (1,137) (1,177) (1,218) (1,261) (1,305) (1,350) (1,398) (1,445) (1,493) (1,528) (31,080) (1,061) (1,098) (1,137) (1,177) (1,218) (1,261) (1,305) (1,350) (1,398) (1,445) (1,493) (1,528) 412,113 (54,776) (2,044) [2] (56,820) [1+2] $ 386,373 94,174 7,506 774 35,569 138,022 (2,747) (2,843) (2,943) (3,046) (3,152) (3,262) (3,377) (3,495) (3,617) (3,735) (3,858) (3,989) (48,753) (2,747) (2,843) (2,943) (3,046) (3,152) (3,262) (3,377) (3,495) (3,617) (3,735) (3,858) (3,989) 89,269 443,193 (54,776) (2,044) 386,373 138,022 524,395 (3,808) (3,942) (4,079) (4,222) (4,370) (4,523) (4,681) (4,845) (5,015) (5,180) (5,350) (5,516) (79,833) (3,808) (3,942) (4,079) (4,222) (4,370) (4,523) (4,681) (4,845) (5,015) (5,180) (5,350) (5,516) 444,562 29,189 30,211 31,268 32,362 33,495 34,667 35,881 37,137 38,436 39,528 40,851 40,776 574,339 1,866 1,931 1,999 2,069 2,141 2,216 2,294 2,374 2,457 2,540 2,624 2,680 34,844 4,848 5,017 5,193 5,375 5,563 5,757 5,959 6,167 6,383 6,602 6,827 7,046 89,029 43,117 44,468 45,942 47,550 49,214 50,936 52,718 54,563 56,472 57,731 59,665 60,045 831,168 (9,721) (1,057) (1,057) (1,094) (1,132) (1,169) (1,208) (1,181) (20,510) (6,794) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,599) (1,545) (31,850) 40,461 41,812 44,343 45,950 47,614 49,337 51,119 51,870 53,741 54,962 56,858 57,318 762,293 847 8,754 9,061 8,842 9,151 9,472 9,803 10,146 10,501 10,869 11,105 11,483 11,723 161,332 2,177 2,254 2,333 2,414 2,499 2,586 2,677 2,770 2,867 2,962 3,061 3,166 39,980 1,402 1,451 1,501 1,554 1,608 1,665 1,723 1,783 1,846 1,908 1,973 2,042 24,754 17,339 17,945 18,037 18,669 19,322 19,998 20,698 21,423 22,173 22,795 23,573 24,231 319,651 (2,758) (543) (543) (562) (582) (600) (621) (640) (8,100) (4,082) (821) (821) (821) (821) (821) (821) (821) (821) (821) (821) (821) (794) (14,207) 15,974 16,581 17,216 17,847 18,501 19,177 19,877 20,039 20,769 21,374 22,130 22,798 290,504 37,943 39,271 40,110 41,514 42,967 44,470 46,027 47,638 49,305 50,633 52,333 52,499 735,671 4,044 4,185 4,332 4,483 4,640 4,803 4,971 5,145 5,325 5,502 5,685 5,846 74,824 6,249 6,468 6,694 6,928 7,171 7,422 7,682 7,951 8,229 8,510 8,800 9,087 113,783 60,556 62,516 64,086 66,329 68,650 71,052 73,539 76,113 78,776 80,662 83,378 84,419 1,152,711 (4,021) (4,021) (2,421) (2,421) (2,421) (2,421) (2,421) (4,077) (4,135) (4,190) (4,249) (4,159) (98,022) 56,535 58,496 61,666 63,908 66,229 68,632 71,118 72,036 74,642 76,472 79,128 80,260 1,054,690

Michigan Public Service Commission DTE Electric Company Advanced Metering Infrastructure (AMI) Detailed Cost/Benefit Analysis ($000) Case No.: U18255 Exhibit: A18 Schedule: J1 Witness: R. E. Sitkauskas Page: 4 of 4 ` Line (a) (n) (o) (p) (q) (r) (s) (t) (u) (v) (w) (x) (y) (z) 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 Total 2008 2030 72 LLC LLC Load Research 73 74 CS DTE Electric Cuts and Restores 75 Consumer Affairs 76 Billing 77 Meter Reading 78 Cust Care Call Center 79 Cust Care Misc Reads 80 Total 81 82 DTE Gas Consumer Affairs 83 Billing 84 Meter Reading 85 Cust Care Call Center 86 Cust Care Misc Reads 87 Total 88 89 Total Cuts and Restores 90 Consumer Affairs 91 Billing 92 Meter Reading 93 Cust Care Call Center 94 Cust Care Misc Reads 95 Total 96 97 DO DTE Electric OK on Arrivals 98 Transformer Overload 99 Redispatch 100 Primary Reads 101 Meter Test 102 TurnOns/TurnOffs 103 Call Back 104 Power Quality 105 Total 106 O&M Expenditures 107 Total 108 109 Uncollectibles DTE Electric Uncollectibles 110 111 Gas Operations DTE Gas Hex Savings 112 Meter Reading 113 Total 114 115 Uncollectibles DTE Gas Uncollectibles 116 117 Gross Margin DTE Electric Theft 118 119 DTE Gas Theft 120 121 Total Theft 122 123 Avoided Capital DTE Electric Meter Replacement 124 Handheld Replacement 125 Meter Credit / Salvage 126 Capital 127 Avoided Corporate OH/Forecas 128 Total 129 130 DTE Gas Handheld Replacement 131 Hex Replacement 132 Avoided Corporate OH/Forecas 133 Total 134 135 Total Meter Replacement 136 Handheld Replacement 137 Meter Credit / Salvage 138 Capital 139 Hex Replacement 140 Avoided Corporate OH/Forecas 141 Total 3,593 3,719 3,849 3,983 4,123 4,267 4,416 4,571 4,731 4,889 5,048 5,113 67,972 81 84 87 90 93 97 100 103 107 55 57 59 1,246 535 554 574 594 614 636 658 681 705 657 680 704 9,941 23,937 24,775 25,642 26,540 27,468 28,430 29,425 30,455 31,521 32,611 33,704 33,494 475,692 763 789 817 846 875 906 937 970 1,004 935 968 1,002 14,158 280 290 300 310 321 332 344 356 368 381 393 404 5,330 29,189 30,211 31,268 32,362 33,495 34,667 35,881 37,137 38,436 39,528 40,851 40,776 574,339 42 43 45 46 48 50 51 53 55 28 29 30 626 275 285 295 305 316 327 338 350 362 337 349 361 4,894 7,581 7,846 7,585 7,850 8,125 8,410 8,704 9,009 9,324 9,626 9,952 10,139 140,460 392 405 420 434 450 465 482 498 516 481 497 515 6,971 465 481 498 515 533 552 571 591 612 633 654 677 8,380 8,754 9,061 8,842 9,151 9,472 9,803 10,146 10,501 10,869 11,105 11,483 11,723 161,332 3,593 3,719 3,849 3,983 4,123 4,267 4,416 4,571 4,731 4,889 5,048 5,113 67,972 123 127 132 136 141 146 151 157 162 84 87 90 1,853 811 839 868 899 930 963 996 1,031 1,067 994 1,029 1,065 14,606 31,518 32,621 33,227 34,390 35,594 36,839 38,129 39,463 40,844 42,237 43,657 43,633 609,587 1,154 1,195 1,237 1,280 1,325 1,371 1,419 1,469 1,520 1,416 1,466 1,517 20,802 745 771 798 826 854 884 915 947 980 1,013 1,047 1,081 13,317 37,943 39,271 40,110 41,514 42,967 44,470 46,027 47,638 49,305 50,633 52,333 52,499 735,671 473 490 507 525 543 562 582 602 623 644 665 681 8,941 673 697 721 746 772 799 827 856 886 914 943 965 13,006 432 447 462 479 495 513 531 549 568 587 607 623 8,138 1,411 1,460 1,511 1,563 1,618 1,674 1,732 1,793 1,855 1,729 1,789 1,851 24,686 229 79 2,986 2,964 3,068 3,175 3,286 3,401 3,520 3,644 3,771 3,903 4,036 4,170 4,190 56,512 558 578 598 619 641 663 686 710 735 666 689 713 10,348 474 491 508 525 544 563 583 603 624 484 501 519 8,338 (3,478) (3,478) (2,421) (2,421) (2,421) (2,421) (2,421) (3,515) (3,553) (3,590) (3,628) (3,520) (76,288) 3,737 3,831 5,061 5,323 5,594 5,874 6,164 5,370 5,643 5,471 5,735 6,023 56,667 1,866 1,931 1,999 2,069 2,141 2,216 2,294 2,374 2,457 2,540 2,624 2,680 34,844 457 473 490 507 524 543 562 581 602 621 641 660 8,364 4,548 4,707 4,872 5,043 5,219 5,402 5,591 5,787 5,989 6,199 6,416 6,640 85,220 2,177 2,254 2,333 2,414 2,499 2,586 2,677 2,770 2,867 2,962 3,061 3,166 39,980 4,848 5,017 5,193 5,375 5,563 5,757 5,959 6,167 6,383 6,602 6,827 7,046 89,029 1,402 1,451 1,501 1,554 1,608 1,665 1,723 1,783 1,846 1,908 1,973 2,042 24,754 6,249 6,468 6,694 6,928 7,171 7,422 7,682 7,951 8,229 8,510 8,800 9,087 113,783 576 596 617 639 661 684 708 733 759 785 810 829 10,941 433 448 464 480 497 514 532 551 570 590 609 623 8,223 10,136 754 52 54 56 58 60 62 64 66 68 71 73 75 1,026 1,061 1,098 1,137 1,177 1,218 1,261 1,305 1,350 1,398 1,445 1,493 1,528 31,080 340 352 365 377 391 404 418 433 448 457 466 481 6,018 2,272 2,352 2,434 2,519 2,607 2,698 2,793 2,891 2,992 3,096 3,203 3,312 40,347 135 139 144 149 154 160 165 171 177 183 189 195 2,388 2,747 2,843 2,943 3,046 3,152 3,262 3,377 3,495 3,617 3,735 3,858 3,989 48,753 576 596 617 639 661 684 708 733 759 785 810 829 10,941 773 800 829 858 888 919 951 984 1,018 1,047 1,075 1,105 14,241 10,136 754 2,272 2,352 2,434 2,519 2,607 2,698 2,793 2,891 2,992 3,096 3,203 3,312 40,347 187 193 200 207 214 222 229 237 246 254 262 270 3,413 3,808 3,942 4,079 4,222 4,370 4,523 4,681 4,845 5,015 5,180 5,350 5,516 79,833

Advanced Metering Infrastructure (AMI) Financial Summary Schedule: J2 Page: 1 of 1 (a) (b) (c) (d) (e) (f) (g) (h) (i) Financial Summary Spend Meters Year Electric Gas Total Year Electric Gas Total 1 2008 $ 7,017 $ 371 $ 7,388 2008 6,153 4,510 10,663 2 2009 6,730 134 6,864 2009 4,589 0 4,589 3 2010 23,112 726 23,839 2010 141,916 6,580 148,496 4 2011 30,754 4,853 35,607 2011 482,809 51,206 534,015 5 2012 41,228 9,986 51,214 2012 183,317 88,327 271,644 6 2013 83,130 18,821 101,951 2013 328,708 200,565 529,273 7 2014 63,591 18,812 82,402 2014 514,848 234,468 749,316 8 2015 74,746 21,785 96,530 2015 533,523 269,901 803,424 9 2016 47,011 21,672 68,683 2016 321,453 252,282 573,735 10 2017 5,750 17,718 23,468 2017 67,788 202,611 270,399 11 Note 1) 2018 3,304 23,145 26,449 2018 17,516 17,516 12 2019 2019 13 2020 2020 14 2021 2021 15 2022 2022 16 2023 2023 17 2024 2024 18 2025 2025 19 2026 2026 20 2027 2027 21 2028 2028 22 Total 386,373 138,022 524,395 Total 2,585,104 1,327,964 3,913,068 23 24 25 Millions PVRR/IRR/Payback 26 Electric Gas Total 27 PVRR $31.1 $39.4 $70.4 28 IRR 6.92% 8.07% 7.12% 29 Payback 15 17 16 30 1) DTE Electric AMI meter installations are expected to be completed in 2017. Total projected AMI Capital Expenditures in 2018 are zero as shown on Exh Schedule B6.5, column (d), Line No. 7. Total Spend of $386,373 shown on Line 22 above is the original total program cost (estimateatcompletion).