The present Act, in fulfilment of certain obligations under the Umbrella Final Agreement between Canada, the Yukon Territory and the Council of Yukon Indians, creates a process for assessing the environmental and socio-economic effects of activities in Yukon. The Act also establishes a Yukon Environmental and Socio-Economic Assessment Board with assessment staff in six or more designated offices in communities throughout Yukon. They serve as the main instruments for the assessment of the environmental and socio-economic effects of activities in Yukon. Furthermore, the Act provides for the making of regulations prescribing lists of activities that may be subject to assessment, and governing decision-making in response to recommendations made by assessment bodies. The text consists of 134 sections divided into 3 Parts as follows: Yukon Environmental and Socio-Economic Assessment Board and designated offices (1); Assessment process and decision documents (2); Transitional provisions, consequential and coordinating amendments and commencement (3). One Schedule is enclosed.