Leasing or renting of land and building is ‘supply of service’

Leasing or renting of land and building is ‘supply of service’ :

Any lease, tenancy, easement, licence to occupy land is a supply of services – para 2(a) of Schedule II of CGST Act.

Any lease or letting out of the building including a commercial, industrial or residential complex for business or commerce, either wholly or partly, is a supply of services – para 2(b) of Schedule II of CGST Act.

Leasing of Residential building for purpose of business – Leasing of Residential building for purpose of business will be supply of service and subject to GST.
Renting of immovable property is supply of service – Renting of immovable property is supply of servicepara 5(a) of Schedule II of CGST Act.

This seems to be duplication, as this activity is already covered in paras 2(a) and 2(b) of Schedule II of CGST Act.