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The Annual Tariff Adjustment | 12 Months Ended
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Dec. 31, 2017
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The Annual Tariff Adjustment |
34. | THE ANNUAL TARIFF ADJUSTMENT
On May 23, 2017 Aneel approved the Annual Tariff Adjustment for Cemig D. It resulted in an average decrease in tariffs of 10.66%, in effect May 28, 2017, through May 27, 2018. The average negative affect of 10.66% arises from the following factors:
| • |  | Adjustment of the cost items of Portions A and B, contributing 1.29% to the average effect.
| • |  | Inclusion of the financial components calculated in the current tariff adjustment for offsetting in the subsequent 12 months, resulting in a reduction of 4.68%.
| • |  | Removal of the financial components established in the 2016 tariff adjustment process, which remained in effect up to the date of the adjustment being processed, contributing 7.28% reduction.

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