The key feature of an employment relationship is the employment contract, which is concluded between the employee and the employer. The employee is paid for his or her work and the employer is subject to certain legal obligations. The agency relationship is based on a contract between the person who orders the work and the person who performs it, known as an agency contract. The contract of assignment is not subject to a collective agreement and does not accumulate a condition of employment. It is important for the freelancer to understand that the agency relationship does not create an employment relationship. Assignment contracts are common for self-employed workers. Read about the differences between an employment relationship and an agency relationship in Freelance work – Freeo.