the Central Government notified 30.09.2015 as the date on or before which a
person may make a declaration in respect of an undisclosed asset located
outside India under the compliance provisions of the Black Money (Undisclosed
Foreign Income and Assets) and Imposition of Tax Act, 2015 (Black Money Act),
which received Presidential assent and became law on 26.05.2015.
Government also declared 31.12.2015 as the last date by which a person must pay
the tax and penalty in respect of the undisclosed foreign assets in order to
avoid stringent penalties and prosecution as provided in the said Act.
-Ministry of Finance
Source: Legal news India