Treaty termination notice: procedure for ending DTAA and timing for cessation of tax benefits across contracting states. Termination occurs by written diplomatic notice given on or before the thirtieth day of June in any calendar year after five years from entry into force; upon such notice the Convention ceases to have effect pursuant to specified timing rules. Cessation is allocated: for one Contracting State, to income arising in prior fiscal years beginning on or after the next fiscal commencement after the calendar year of notice and to capital held at the expiry of such fiscal years; for the other Contracting State, to withholding taxes on dividends, interest and royalties for payments on or after sixty days following notice, to enterprise profit and property taxes for taxable periods starting on the first day of the calendar year following the year of notice, and to personal income tax for payments on or after sixty days following notice.