Up Plan and a corresponding Schedule of Intent. Affidavit must be submitted as part of any bid or proposal submittal.Learn the best practices for completing a contractor bid sheet and proposal for general contractors, and get access to free templates. Use of pencil is prohibited. 2. If no registration system showing such declaration exists, this term means a business that has bid on a County construction contract and has declared to County. When filling out the bid proposal form, bidders are required to complete bid proposal in ink. 1.