There must be a statute under which incorporation is possible Defendant makes a "colorable" attempt to comply with the statute Defendant acts as a corporation Defendant had a good faith belief that the corporation was formed Defective incorporation occurs when the promoters fail to fully comply with the applicable corporate statute. De Jure Corporation Corporation by Estoppel Defective incorporation occurs when the promoters fail to fully comply with the applicable corporate statute. De Jure Corporation De Facto Corporation Corporation by Estoppel Defective Incorporation