The Subclass 400 visa, officially called the Temporary Work (Short Stay Specialist) visa, allows eligible applicants to come to Australia for short-term, highly specialised and non-ongoing work. It is suitable when a person has specialist skills, knowledge, or experience that are not reasonably available in the Australian labour market. Australian businesses commonly use this temporary work visa for urgent projects, technical work, specialist installations, professional assignments, business-critical tasks and short-term work that requires overseas expertise.   What Is the Subclass 400 Visa? The Subclass 400 visa allows people to enter Australia temporarily to perform highly specialised work. Unlike long-term employer-sponsored