If a tenant makes improvements to leased premises:
a) Those improvements are the property of the tenant and can be depreciated by the tenant.
b) Those improvements are the property of the landlord unless the lease provides otherwise.
c) If the improvements increase the value of the leased premises, they are income to the landlord at the end of the lease.
d) Whether or not they increase the value of the leased premises, they are income to the landlord when the improvements are made.