Company Blanket Petition L Blanket Petition L-1 Blanket Petition The "Company Blanket Petition" refers to the L-1 Blanket Petition in the United States, which allows certain multinational companies to streamline the process of transferring employees to the U.S. under the L-1A or L-1B visa categories. With a blanket petition approval, the company can bypass the individual L-1 petition process for each employee and instead submit a simplified application to facilitate multiple employee transfers.