or enhancing the quality of teachers, the Government of Pakistan introduced the National Professional Standards for Teachers in 2009. The study was qualitative in nature. A case study design was adopted to conduct the research. A purposive criterion sampling technique was used to select the sample. A semi-structured interview and observation checklist was developed by the researcher. The instruments were validated and improved in the light of expertsÂ’ opinions. Research ethics were observed during the study and before the data collection. Themes were generated and interpreted which were relevant to the research questions of the study. The findings of the study indicate that public sector teachers have command of the subject matter knowledge, but lesson planning and proper assessment are missing. It is being recommended that awareness about the National Professional Standards must be created among public sector teachers and teachers should be made bound for planning their instructions according to standards.