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299 If an application under section 298 relates to a designated project, as defined in section 2 of the Impact Assessment Act, that is subject to an impact assessment under that Act,
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(a) despite the time limit established under subsections 298(4) and (5), the Commission must make its decision under subsection 298(4) within seven days after the day on which the decision statement with respect to the project is posted on the Internet under section 66 of that Act;