Philippines[ edit ] Article 81 of the Civil Code of the Philippines considers marriages between the following incestuous and void from their performance: Bautista, an Immigration Officer denied entry to a married couple who were second cousins. In reaching the decision, the immigration officer relied on subsection 1 of Article 81 of the Civil Code.
However, on appeal, it was found that the parties were collateral relatives and therefore fell under subsection 2 of the same Code, which prohibits marriages between relatives by blood within the fourth civil degree.
The fourth civil degree includes first cousins. Second cousins, who are the children of first cousins, fall under the fifth civil degree and are not covered by the prohibition. The marriage, being valid under the laws of the place of celebration, was then recognized for immigration purposes only. Singapore[ edit ] Section G of the Penal Code specifies that "a male, of or above the age of 16, having sexual relations with his grand-daughter, daughter, sister, half-sister, mother or grandmother, with or without consent, shall be guilty of an offence.
Any woman of or above the age of 16 years who, with consent, permits her grandfather, father, brother, half-brother, son or grandson whether such relationship is or is not traced through lawful wedlock to penetrate her in the manner described in subsection 1 a or b , knowing him to be her grandfather, father, brother, half-brother, son or grandson, as the case may be, shall be guilty of an offence.
Relatives by marriage or adoption are prohibited marriage and cannot marry even after the marriage or adoption has ended. The degree of relationship is calculated vertically, therefore a sibling is within the second degree of relationship. The Judicial Yuan Interpretation No. When the interpretation was made, it was not uncommon for parents to adopt a child so that their own child can marry the adopted child when both children have grown up. Article of the Penal Code prohibits sexual intercourse between any lineal relatives by blood or collateral relatives within the third degree of relationship by blood.
Violators may be imprisoned for up to 5 years. Thailand[ edit ] Incestuous relations between adults over 18 years old are not prohibited by law.
Incestuous marriage is prohibited by law. Turkey[ edit ] Sibling marriage and avunculate marriage is prohibited, while cousin marriage is legal. It is punishable by up to 9 years in prison.
Sex with a descendant is punishable by up to 6 years' imprisonment. Sex between siblings is punishable by up to 2 years' imprisonment. But it will not be punished if the person in question has been under 18 years old when have performed the sexual act with parent or grandparent or the person have been forced or illegally persuaded to perform the sexual act.
On 27 January , France reinstated laws against incest. The new law, however, defines incest as rape or sexual abuse on a minor "by a relative or any other person having lawful or de facto authority over the victim". Germany[ edit ] In Germany , incest is legally defined as vaginal intercourse between lineal ancestors and descendants parents, grandparents, great-grandparents and their children, grandchildren, great-grandchildren and between full and half siblings.
Incest between relatives who are minors below 18 years old at the time of offence is not punishable but remains a crime, therefore aiding and abetting of incest between related minors is punishable. Paragraph 2 of Article Penal Code also states that if the descending relative and the half or full siblings were under 18 years old, they might be cleared of any charge.
Article of the Greek Civil Code also prohibits the marriage of relatives in law totally in direct blood line, and up the third degree of the secondary blood line. Iceland[ edit ] Article  of the Icelandic Penal Code prohibits incestuous relations between relatives of both ascending and descending line, and between half or full siblings, and 1 imposes for the ascending relative for example father, uncle, grandfather etc.
Republic of Ireland[ edit ] Incest is illegal in the Republic of Ireland under the Punishment of Incest Act ,  which pre-dates the foundation of the state. It is illegal for a male to have sexual intercourse with his granddaughter, mother, daughter or sister including half-sister ; and for a female over sixteen years of age with her grandfather, father, son or brother including half-brother.
The act does not refer to other familial relationships such as grandson-grandmother , or same-sex relations. A private members' bill introduced in by Denis Naughten TD attempted to redress this inequality in sentencing by increasing the maximum sentence for females to life imprisonment. However, during a speech made during the second stage reading of the bill in March , Justice Minister Alan Shatter TD stated that while he was not opposed to the bill in principle, a sexual offences bill announced by the government on 17 December will "include measures to equalise upwards the penalties for incest by male and female offenders" and also "take a more comprehensive approach to reform of the law in this area".
Marriage is also forbidden between blood relations of the third and fourth degree, unless both partners have signed a declaration of consent. Dutch civil law book 1, articles 41 and