A Dissertation Submitted in Partial Fulfilment of the Requirement for Award of the Degree of Master of Business Administration in Corporate Management (MBA – CM) of Mzumbe UniversityThis study intended to find out factors motivating corporate social responsibility disclosure in Tanzania companies. A case of companies listed in Dar es Salaam stock exchange specifically Tanzania Breweries Limited With the following Specific Objectives; the first one was to determine the legal framework and CSR disclosure at TBL, second was to determine the CSR activities done by TBL and the last one was to assess factors for the CSR disclosure at TBL. The second chapter of this study introduced the concept of CSR and CSR disclosure the literature was used in establishing bases for the conceptual framework and various theories suggested in this particular chapter also empirical literature was reviewed. The third chapter of this study designed the method for conducting the study; the study adopted case study in its execution, the study area was TBL head quarter in Dar es Salaam and the study population was TBL staff, the sample size was 40 respondents. Both primary and secondary data was collected through the use of interview, documentation review and questionnaire. All the data were analyses through SPSS and excel. Finally, data were presented in the form of table and figure, analyzed using statistics and percent and then were discussed. SPSS and Microsoft Excel were valuable for this process. Generally, TBL has several CSR activities that cover different development sector such as Education, Healthy and sports and they released its CSR to the media through report and annual company report. There are different factors, which motivate them, which include legal framework, stakeholder factor, company characteristics and the competition practice. Chapter five which is about findings, chapter six summaries the study and give out conclusion and recommendation.