31.5.1 At the request of the Company where required to exercise its rights or perform its obligations under this Agreement and where permitted by the Project Agreement the Authority shall grant to the Company a sub-licence in respect of Intellectual Property Rights licensed to the Authority under or pursuant to the Project Agreement which may only be used by the Company in accordance with the Approved Purposes.
31.5.2 [The Company hereby grants to the Authority a non exclusive irrevocable and royalty free licence (carrying the right to grant sub-licences) to use for the duration of this Agreement solely for the purposes of discharging the Authority's obligations in relation to the Facilities and/or the Site under the Project Agreement any Intellectual Property Rights which are or may become vested in the Company. ] [DN: Consider Project Agreement wording]