A person is within Category 1 if the applicant, after making diligent inquiry, knows that the person is an owner, lessee, tenant (whatever the tenancy period) or occupier of the land.
A person is within Category 2 if the applicant, after making diligent inquiry, knows that the person—
An expression, other than "the land", that appears in subsection (2) of this section and also in section 5(1) of the Compulsory Purchase Act 1965 (c. 56) has in subsection (2) the meaning that it has in section 5(1) of that Act.
A person is within Category 3 only if the person is known to the applicant after making diligent inquiry.
In subsection (4) "relevant claim" means—
In this section "the land" means the land to which the application relates or any part of that land.