De donis conditionalibus

Estates Tail Act 1285
Act of Parliament
Long titleDe donis conditionalibus.
Citation13 Edw. 1. c. 1
Territorial extent 
Dates
Royal assent1285 by Edward I of England
Commencement1 April 1285
Other legislation
Amended byStatute Law Revision Act 1887
Status: Current legislation
Text of statute as originally enacted
Revised text of statute as amended

De donis conditionalibus or the Estates Tail Act 1285 is a chapter of the English Statutes of Westminster (1285). It originated the law of entail – forbidding a landholder to sell his land except to his heirs.