Upon the establishment by the Secretary of Veterans Affairs pursuant to subparagraph (C) of
section 1720G(a)(3) of title 38 of the schedule of monthly personal caregiver stipends under the Department of Veterans Affairs program of comprehensive assistance for family caregivers under subparagraph (A)(ii)(V) of such section, the monthly personal caregiver stipend payable with respect to similarly circumstanced veterans under such schedule, rather than the amount specified in paragraph (1).