SUMMARY This Request for Standing Offers (RFSO) is being issued to satisfy the requirement of Crown-Indigenous Relations and Northern Affairs Canada (CIRNAC) for Contaminated Site Major Mine Closure Project Services.It is intended to result in the award of up to three (3) Standing Offers (SOs), from SO Award date to March 31, 2025 inclusive, plus two (2) additional one year period under the same conditions allowing Canada to extend the term of the SO.The RFSO is to establish Standing Offers for the delivery of the requirement, to the Identified Users across Canada. Some of the locations in which the Offerors may be required to perform work or deliver services are within areas subject to by Comprehensive Land Claims Agreements (CLCAs). These include, but are not necessarily limited to, the following agreements:British ColumbiaMaa-nulth Final AgreementNisga’a Final AgreementTsawwassen First Nation Final AgreementNewfoundland and LabradorLabrador Inuit Land Claims AgreementNorthwest TerritoriesGwich'in Comprehensive Land Claim AgreementInuvialuit Final AgreementSahtu Dene and Metis Comprehensive Land Claims AgreementTlicho Land Claims AgreementNunavutNunavik Inuit Land Claims AgreementNunavut Land Claims AgreementQuébecEeyou Marine Region Land Claims AgreementJames Bay and Northern Québec Agreement (JBNQA)Innu Nation Final AgreementNortheastern Québec AgreementNunavik Inuit Land Claims AgreementYukonYukon Umbrella Final Agreement, which includes but does not limit to:Carcross/Tagish First Nation Final AgreementChampagne and Aishihik First Nation Final AgreementKluane First Nation Final AgreementKwanlin Dun First Nation Final AgreementLittle Salmon / Carmacks First Nation Final AgreementFirst Nation of Nacho Nyak Dun Final AgreementSelkirk First Nation Final AgreementTa’an Kwach’an Council Final AgreementTeslin Tlingit Council Final AgreementTr’ondëk Hwëch’in Final AgreementVuntut Gwitchin First Nation Final AgreementSECURITY REQUIREMENTS Reliability.For more information on this Request for Standing Offers (RFSO), please consult the Solicitation Document below.All questions regarding this RFSO must be submitted in writing to:Christine MadoreSenior Procurement OfficerIndigenous Services CanadaE-mail address: c••••••••@•••••••.••.ca