439. Frequency of arbitrations.

Arbitration1 may not be sought if the next termination date2 following the date of the demand falls earlier than the end of three years after the commencement of the tenancy3, the date as from which there took effect a previous increase or reduction of rent4, or the date as from which there took effect a previous direction of an arbitrator or third party5 that the rent should continue unchanged6. For this purpose, there must be disregarded:

  1.  

    (1)     any increase in rent awarded by an arbitrator or determined by a third party on the drawing up of a written agreement7