The Constitution of the Democratic Socialist Republic of Sri Lanka the nearest competent court according to procedure established by law and shall not be further held in custody, detained or of liberty except upon and in terms of the order of such judge made in accordance with procedure established by law. (3) Any person charged with an offence shall be entitled to be heard, in person or by an attorney-at-law, at a fair trial by a competent court. (4) No person shall be punished with death or imprisonment except by order of a competent court, made in accordance with procedure established by law. The arrest, holding in custody, detention or other deprivation of personal liberty of a person, pending investigation or trial, shall not constitute punishment. (5) Every person shall be presumed innocent until he is proved guilty: Provided that the burden of proving particular facts may, by law, be placed on an accused person. (6) No person shall be held guilty of an offence on account of any act or omission which did not, at the time of such act or omission, constitute such an offence and no penalty shall be imposed for any offence more severe than the penalty in force at the time such offence was committed. punishment of any person for any act or omission which, at the time when it was committed, was criminal according to the general principles of law recognized by the community of nations. It shall not be contravention of this Article to require the imposition of a minimum penalty for an offence provided that such penalty does not exceed the maximum penalty prescribed for such offence at the time such offence was committed. (7) The arrest, holding in custody, detention or other of of a person, by of a removal order or a deportation order made under the provisions of the Immigrants and Emigrants Act or the Indo-Ceylon Agreement Act, No. 14 of 1967, or such other law as may be enacted in substitution therefor, shall not be a contravention of this Article. 5