In the High Court case of Good Harvest Partnership LLP v Centaur Services limited, the court had to decide whether a guarantor of an original tenant can lawfully be made to enter into an authorised guarantee agreement under the Landlord and Tenant (Covenants) Act 1995 (LT(C)A 1995), or whether such arrangement is avoided by LT(C)A 1995, s 25. The landlord’s argument was essentially that, whereas, the guarantor was released by the LT(C)A 1995, s 24(2) from further liability under the tenant covenants in the lease, the obligation under the Authorised Guarantee Agreement (AGA) was a new obligation from the date of the assignment. Therefore, the guarantor (Centaur) was released from its obligations under the lease, but was free to enter into different obligations under the AGA. However, the judge held that any guarantee of the assignee’s covenants entered into by the guarantor of an original tenant was void on