CHENNAI: A seminar on International Taxation on the theme of `Tax Challenges in Globalised Era' is to be held in Chennai on September 1 and 2 under the auspices of Madras Management Association and International Fiscal Association India Branch (Southern Regional Chapter). This seminar is meant for senior finance and tax professionals across organisations of all sizes, including MNCs and mid-sized businesses, which have cross-border business transactions and will address contemporary and relevant subjects on a wide variety of topics, according to a release.