Western Copper and Gold Corporation through its wholly-owned subsidiary, Casino Mining Corporation ("Casino") has received the Revised Environmental and Socio-economic Effects Statement Guidelines (the "Guidelines") from the Executive Committee of the Yukon Environmental and Socio-Economic Assessment Board ("YESAB") prior to the deadline of September 15, 2023. The Guidelines set out the information that the Company must provide in their Environmental and Socio-economic Statement ("ESE Statement") submission to YESAB. The Company is currently reviewing the Guidelines and will prepare a schedule for submission of the ESE Statement for the Casino Project by November 11, 2023, as required by the Yukon Environmental and Socio-economic Assessment Act.