; and (B) each State Region of the Bureau of Land Management. (4) Determining amount of arbitrations An objection or protest to a forest management activity shall not be counted towards the limitation on number of arbitrations under paragraph (3) unless— (A) on the date such objection or protest is designated for arbitration, the forest management activity for which such objection or protest is filed has not been the subject of arbitration proceedings under the pilot program; and (B) the arbitration proceeding has commenced with respect to such objection or protest. (5) Termination The pilot programs established pursuant to paragraph (1) shall terminate on the date that is 7 years after the date of the enactment of this Act. (b) Intervening parties (1) Requirements Any person that submitted a public comment on the forest management activity that is subject to arbitration may intervene in the arbitration— (A) by endorsing— (i) the forest management activity; or (ii) the modification proposal submitted under subparagraph (B)