18 The power of disposition not to extend to certain tenants in tail.E+W+S
Provided always, that the power of disposition herein-before contained shall not extend to tenants of estates tail who, by an Act passed in the thirty-fourth and thirty-fifth years of the reign of his Majesty King Henry the Eighth, intituled an Act to embar feigned recovery of lands wherein the King is in reversion, or by any other Act, are restrained from barring their estates tail, or to tenants in tail after possibility of issue extinct.