The Treason Act 1536 was an Act

Act of Parliament

An Act of Parliament is a statute enacted as primary legislation by a national or sub-national parliament. In the Republic of Ireland the term Act of the Oireachtas is used, and in the United States the term Act of Congress is used.In Commonwealth countries, the term is used both in a narrow...

 passed by the English Parliament during the reign of King Henry VIII of England

Henry VIII of England

Henry VIII was King of England from 21 April 1509 until his death. He was Lord, and later King, of Ireland, as well as continuing the nominal claim by the English monarchs to the Kingdom of France...

. It made it high treason

High treason

High treason is criminal disloyalty to one's government. Participating in a war against one's native country, attempting to overthrow its government, spying on its military, its diplomats, or its secret services for a hostile and foreign power, or attempting to kill its head of state are perhaps...

 to marry or become engaged to the King's children, sisters, paternal aunts, or his nieces or nephews without the King's written permission, or "to deflower any of them being unmarried." It was also treason for any of the same relatives to participate in such treason.

The Act was repealed by the Treason Act 1547

Treason Act 1547

The Treason Act 1547 was an Act of the Parliament of England. It is mainly notable for being the first instance of the rule that two witnesses are needed to prove a charge of treason, a rule which still exists today in the United States Constitution.-Abolition of new offences:During the reign of...

in the first year of the reign of Henry's successor, Edward VI.