Section 3 amends Article 14 of the Private Tenancies (Northern Ireland) Order 2006 to provide that the existing 4 week period for giving notice to quit in respect of a tenancy in the private rented sector shall remain 4 weeks if the tenancy has not been in existence for more than 5 years but shall be increased to 8 weeks if the tenancy has been in existence for more than 5 but not more than 10 years, and to 12 weeks if the tenancy has been in existence for more than 10 years.