How to fill out the Professional Indemnity Insurance Proposal Form? 1. Read the proposal form thoroughly before starting. 2.Lawyers professional liability insurance provides coverage for part-time attorneys, moonlighting attorneys, solo practitioners and small law firms. Professional liability insurance covers the cost of lawsuits related to the quality of your work, including legal fees and settlements. Professional Indemnity Insurance for Design and Construction. "Insured" means any person who is insured under a contract or who has made application for insurance. 3.