Some legal considerations to keep in mind while operating a business can be things such as permits, audits, and ethics responsibility. Companies operating in extremely restricted industries—like healthcare, banking, pharmaceuticals, energy, or telecommunications—must navigate complicated legal environments. 

First, businesses must obtain and renew the necessary licenses to operate legally in their sector. They also need to be involved in compliance departments to ensure adherence to federal, state, and industry-specific regulations. These same businesses must also maintain accurate records. This is because they may be subject to regular government audits or reporting requirements. There is also an aspect of ethics and corporate responsibility throughout these businesses. There are ethical requirements for many regulated industries as well, such as fiduciary duty in finance or clinical trial integrity in pharmaceuticals.