Disclosure Agreement is a legal document that binds all parties who sign it to maintain the confidentiality of certain information. Individuals with access to Washington State Department of Revenue's.Confidential Information must complete and sign this form. Our online form is simple to fill out and readily available to download or print. You can view a sample draft of a Confidentiality Agreement above. Use a non-disclosure agreement (NDA) to protect trade secrets or sensitive information from being revealed. Download an NDA template here. The Mutual Non-Disclosure Agreement (NDA) Template holds two entities, who must share information with one another, responsible for maintaining confidentiality. This NDA Agreement Template can be used between a company and a vendor or subcontractor to establish confidentiality between the two parties. This confidentiality agreement template is available for use on UpCounsel.