5. The regulatory authority may approve a financial transfer and dedicated charge referred to in paragraph 4, provided that:
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(a)
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network access tariffs are charged to users of the regulatory asset base that benefits from a financial transfer;
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(b)
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the sum of financial transfers and service revenue collected through network access tariffs is not larger than the allowed or target revenue;
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(c)
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a financial transfer is approved for a limited period in time, and that period is no longer than one third of the remaining depreciation period of the infrastructure concerned.
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