“A fair and reasonable proportion determined by the Landlord of the cost of any premiums (including any IPT) that the Landlord expends … in effecting and maintaining insurance of the Building in accordance with the obligations contained in this lease.”
“(1) In the following provisions of this Act “service charge” means an amount payable by a tenant of a [dwelling] as part of or in addition to the rent— (a) which is payable, directly or indirectly, for services, repairs, maintenance [, improvements] or insurance or the landlord's costs of management, and 3 (b) the whole or part of which varies or may vary according to the relevant costs.”
“2.1 To effect and maintain insurance of the Building against loss or damage caused by any of the Insured Risks with reputable insurers, on fair and reasonable terms that represent value for money, for an amount not less than the Reinstatement Value subject to: 2.1.1. any exclusions. Limitations, conditions or excesses that may be imposed by the insurer; and 2.1.2 insurance being available on reasonable terms in the London insurance market. 2.2 To serve on the Tenant a notice giving full particulars of the gross cost of the insurance premium payable in respect of the Building (after any discount or commission but including IPT. Such notice shall state: 2.2.1 the date by which the gross premium is payable to the insurers: and 2.2.2 the Insurance Rent payable by the tenant, how it is calculated and the date on which it is payable.”
“(1) Relevant costs shall be taken into account in determining the amount of a service charge payable for a period— (a) only to the extent that they are reasonably incurred, and (b) where they are incurred on the provision of services or the carrying out of works, only if the services or works are of a reasonable standard; and the amount payable shall be limited accordingly.”
“complying with the recommendations and requirements of the insurers of the building…”