The objective of the study is to investigate the impact of E-Accounting on task performance outcomes in public sector agencies (PSAs) in Malaysia. The target population for the study was the users of E-Accounting from the accounting, finance and budgeting departments of federal ministries and agencies in the administrative centres of Putrajaya, Kuala Lumpur and Selangor areas. Using the random sampling method, 643 questionnaires were distributed, but 399 were collected. A multiple regression model and Pearson correlation coefficient were used to test the hypotheses of the study. Results of the study show that the adoption of E-Accounting within public sector agencies in Malaysia has significantly improved the budgeting, accounting and reporting, and auditing and controlling task performance of the public sector agencies.