This is the second report by the Legal and Human Rights Centre to assess the performance of the Tanzanian Parliament during the five years period. The first study covered the ninth Parliament (2005-2010) and the present study covers the tenth Parliament (2010-2015). The present study employed the six criteria endorsed by the SADC Parliamentary Forum’s Benchmarks for Democratic Legislatures in Southern Africa (2012). The six criteria are as follows: (i) Separation of Powers (ii) Accessibility of Parliament (iii) Ethical Governance (iv) Representativeness of Parliament (v) Transparency and Accountability; and (vi) Tolerance and Respect of Opinion during Debating.