Other laws that affect job descriptions are discussed in detail in the section on The Job Description in the Organization. Job descriptions are important for a number of reasons. Job descriptions clarify who is responsible for what within the company. They also help define relationships between individuals, between departments, etc. When used to advantage, they can settle grievances, minimize conflicts, and improve communications.
Job descriptions help the jobholder understand the responsibilities of the position.
Job descriptions are helpful to job applicants, employees, supervisors, and human resources professionals at every stage in the employment relationship, from recruitment to retirement. They provide information about the knowledge, training, education, and skills needed for each job. They prevent unnecessary misunderstandings by telling employees what they need to know about their jobs. Best of all, they provide this information in a completely objective and impersonal way. Job descriptions help management analyze and improve the company's structure.