H1B Visa and L1 Visa
It requires an employer to have the following
The job offer must be specialty occupation like engineering, mathematics, lawyers etc.
There are criteria for wages offered and the actual job performed
No US citizens or residents must be available for the job
The petition must be submitted by the company
Employee requirements
Have specialized skills or equivalent in work experience
Be able to speak and read English
Have a bachelor degree
L1 visa is a non-immigrant visa used to enter USA for the purpose of work and is valid up to 3 years. It is available for employees of an international company with offices with both home and United States or which you intend to open a new office in US and maintain your country interests. The L1 visa allows foreign workers to relocate to US office after having worked for one year for the company, and the office must be a parent company, sister company to the foreign company. Spouse of L-1 visa holders are allowed to work without restriction in the US and L-1 visa can be used a stepping stone to green card under the doctrine of dual intent.
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L1 visa has two different sub categories
L-1A for Executives and managers the legal definition of management and executives roles for this purpose is quite strict, and a detailed description will be required. The executive or manager should have supervisory responsibility for professional staff, department or subdivision of employer. It's initially given for three years up to seven years.
L-1B for specialized knowledge staffs this category covers those with knowledge of the company's products or service, research, systems, techniques, management, or procedures. It is issued for three years up to a maximum of five years. On completing the maximum allowance period in L-1 status, the employee must be employed outside United States for a period of one year before a new application is made for an L-1 visa.