Source of duty
The contractor’s contractual obligations to adjust result from what is explicitly stated in the lease, from what is implied by it (section 25 (a) of the Contracts Law) and from the circumstances (), as well as from the practice or other laws.
To this must be added the duty of the landlord to hand over the apartment when it is fit for habitation and that this provision cannot be conditioned (). When the duty of good faith hovers over everyone.
The landlord can also not worsen the tenant’s obligations in this matter.