22. (1) Where it is, in the opinion of the Government, practicable to describe houses, not being houses in towns, and lands by reference to a Government map or survey, the Government may, by rule made under this Act, require that such houses and lands as aforesaid shall, for the purposes of section 21, be so described. (2) Save as otherwise provided by any rule made under subsection (1), failure to comply with the provisions of section 21, sub-section (2) or sub-section (3), shall not disentitle a document to be registered if the description of the property to which it relates is sufficient to identify that property.