International Science Community Association International Research Journal of Social Sciences 2319 - 3565 3 10 2014 October 14 Tax Policy Changes and their Impact on Tax Revenue: A Case Study in Sri Lanka 55 63 EN SirigiriBarad Meenakshi 1 Mahatma Gandhi Institute of Technology, Gandipet Main Road,, near CBIT, Gandipet, Hyderabad, Telangana 500075, INDIA D. Maharani 1 Department of Cooperation, Vellalar College for Women, Erode Tamilnadu, INDIA Banerjee Sayani 1 Majdia Rail Bazar High School, P.O. Majdia, Nadia, West Bengal, INDIA Dipanwita De 2 Dept. of Geography, Swami Niswambalananda Girls' College, P.O. Bhadrakali, Hooghly, West Bengal, INDIA Gogoi Mousumi 1 International Institute for Population Sciences Deonar, Mumbai-400088 INDIA Ojuondo George 1 Maseno Universi, P.O. Box 333, Maseno Kenya, KENYA Kwanya Tom 2 The Technical University of Kenya, Next to City Square Post Office, P. O. Box 52428, Nairobi, KENYA A.K. Anand 1 A.N.D.Nagar Nigam Mahila Mahavidyalaya, Kanpur, UP, INDIA Kunwar N. 2 Chandrasekhar azad University of Agriculture andTechnology, Kanpur, UP, INDIA Kumar A. 3 Babasaheb Bhimrao Ambedkar University, Lucknow-226 025, UP, INDIA Rapheal Jeny 1 Bharathiar University, Coimbatore, Tamil Nadu, INDIA Damodaran DeepaK 2 Department of psychology Prajyoti Niketan College, Pudukkad, Kerala, INDIA PaulK Varghese 3 Konsam ShakilaDevi 1 Department of Political Science, Manipur University, Canchipur-795003, INDIA EdeogaI. Georgina 1 Department of Human Resource Management, Michael Okpara University of Agriculture Umudike, NIGERIA Anojan V. 1 Department of Accounting, Faculty of Management Studies and Commerce, University of Jaffna, SRI LANKA > Case Study 2014 5 28 2014 October 14 The tax revenue is one of the major sources of income in every government. Tax policy changes play an important role in the country’s tax revenue. The main purpose of this study is to find out the impact of tax policy changes on tax revenue of Sri Lanka. Data on the tax revenue and tax policy changes were collected from the year 1990 to 2012 for this study purpose. Correlation and regression analysis were performed in this study to analyze the hypothesis of the study. The results reflect that there is significant association between tax policy changes and tax revenue of the country (P 0.01). The regression analysis confirmed that there is significant impact of tax policy changes on tax revenue of Sri Lanka furthermore the regression analysis’s R2 revealed that tax policy changes impact by 49.6% on tax revenue of the country (R = .496). According to the correlation analysis and regression analysis confirmed that the country’s tax revenue significantly impact and associate by the tax policy changes. Now a day every county is facing the economic crisis all over the world especially the number of developing countries are facing the budget deficit in every budget which is not good for the economic stability and development of Particular County. Here the tax policy changes are one of the major tools to the government to impact the tax revenue as well budget deficit as their needed. Copyright@ International Science Community Association