This form satisfies all basic requirements of the state's Home Improvement Contractor Law (MGL chapter 142A), but does not include standard. A construction proposal is a document used to provide a client with a clear understanding of a project's details.Fill Out Interest Form. Make the steps below to fill out Remodeling Proposal - Construction-Forms. Net - construction-forms online easily and quickly. Our landlord is planning to make renovations to our unit, starting in 3 to 4 weeks that will last 3-4 MONTHS. There will be heavy demotion work done.