Nursing documentation is a crucial part of the nursing process as it the essential way of communication within the health care team regarding patient care. Nurses’ knowledge about documentation is important as it a legal requirement and main responsibility of nursing staff. Objectives: To assess the nurse’s knowledge and recording system nursing documentation among staff nurses and to assess level of knowledge nursing documentation and recording systems of nursing care among staff nurses. Methodology: Quantitative approach with Descriptive design was used for the study. Convenience sampling technique was used to assess level of knowledge regarding system nursing documentation. Results: The study results show that the overall knowledge among 50 Staff nurses 12(24%) had moderately adequate knowledge, 31(62%) had adequate knowledge and only 07(14%) had inadequate knowledge regarding legal and ethical aspects among maternity staff nurses.