Contra Costa California Waiver and Release of Lien by Contractor is a legal document that serves to protect the rights of contractors and property owners in the state of California, specifically within the Contra Costa County jurisdiction. This written agreement ensures that contractors receive payment for their services and relinquish any future claims to a mechanic's lien on the property. The Contra Costa California Waiver and Release of Lien by Contractor document is crucial when a contractor has been hired to perform construction or renovation work on a property. It establishes a formal arrangement between the contractor and the property owner, outlining the terms and conditions of payment and the abandonment of any claim to a lien on the property. Keywords: Contra Costa California, Waiver and Release of Lien, Contractor, legal document, property owners, mechanic's lien, construction work, renovation, payment, terms and conditions. Different types of Contra Costa California Waiver and Release of Lien by Contractor may include: 1. Conditional Waiver and Release of Lien: This type of waiver is used when a contractor agrees to release their lien rights upon receiving a specific payment amount or under certain conditions specified in the agreement. 2. Unconditional Waiver and Release of Lien: This waiver is used when a contractor agrees to completely and unconditionally release any lien rights they may have on the property, regardless of whether they have received full payment or not. 3. Partial Waiver and Release of Lien: This type of waiver is used when a contractor agrees to release their lien rights for a portion of the payment received, while still retaining their lien rights for the remaining balance. 4. Final Waiver and Release of Lien: This waiver is used when a contractor agrees to release all lien rights upon receiving final payment and completing the contracted work, indicating the completion of the project. Note: It is important to consult with a legal professional or attorney experienced in California construction law to ensure that the specific Contra Costa California Waiver and Release of Lien by Contractor meets all legal requirements and adequately protects the rights of both parties involved.