II SÉRIE-A — NÚMERO 30 90

Article 13

Entry into force

1. This Agreement shall enter into force thirty days from the date on which the Parties have notified each

other that their respective requirements for the entry into force of this Agreement have been fulfilled. The relevant

date shall be the day on which the last notification is received.

2. Upon the date of entry into force, this Agreement shall have effect:

a) For criminal tax matters on that date; and

b) For all other matters covered in Article 1 on that date, but only in respect of taxable periods beginning on

or after that date or, where there is no taxable period, all charges to tax arising on or after that date.

Article 14

Duration and Termination

1. This Agreement shall remain in force for an unlimited period of time.

2. Either Party may, at any time, terminate the Agreement by serving a notice of termination in writing.

3. Such termination shall become effective on the first day of the month following the expiration of a period

of six months after the date of receipt of notice of termination by the other Party. All requests received up to the

effective date of termination will be dealt with in accordance with the terms of this Agreement.

4. If the Agreement is terminated the Parties shall remain bound by the provisions of Article 8 with respect to

any information obtained under the Agreement.

IN WITNESS WHEREOF the undersigned being duly authorised in that behalf by the respective Parties, have

signed the Agreement.

Done at London, on the 9th 2010, in duplicate in the Portuguese and English languages, both texts being

equally authentic.

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