Pennsylvania Defendants Answer to Occupational Disease Claim Petition Section 301(i) Only is a legal document filed in a Pennsylvania Workers' Compensation claim in which the defendant denies liability for an occupational disease. The defendant may deny liability for any or all of the claims alleged in the petitioner's occupational disease claim. The defendant may also contest the cause of the injury, the amount of compensation, or the duration of the disability. The defendant must provide specific facts and legal arguments to support their denial of liability. There are three types of Pennsylvania Defendants Answer to Occupational Disease Claim Petition Section 301(i) Only: complete denial, partial denial, and conditional denial. In a complete denial, the defendant denies all claims alleged in the petition. In a partial denial, the defendant denies some claims alleged in the petition. In a conditional denial, the defendant agrees to pay a certain amount of compensation but reserves the right to contest the cause of the injury, the amount of compensation, or the duration of the disability.