Only JPI has the old term structure. All the others have the new term-structures. New Term Structures. 2 1-yr extensions. A tender offer before original termination date is also allowed, and upon a successful completion of that tender offer, a smaller CEF may continue perpetually.
Old Term-Structures. 1-yr extension by trustees; further extension only by shareholder vote. No tender/redemption offer.
More details about the related prospectus languages are in the following PDF Host Link and Attachment.