((a)) In any case in which the Secretary is unable to determine whether it currently is reasonably feasible for a veteran to achieve a vocational goal, the period of extended evaluation under may not exceed twelve months, except that such period may be extended for additional periods of up to six months each if the Secretary determines before granting any such extension that it is reasonably likely that, during the period of any such extension, a determination can be made whether the achievement of a vocational goal is reasonably feasible in the case of such veteran.

((b))

((1)) Except as provided in paragraphs (2) and (3) and in subsection (c), the period of a vocational rehabilitation program for a veteran under this chapter following a determination of the current reasonable feasibility of achieving a vocational goal may not exceed forty-eight months, except that the counseling and placement and postplacement services described in section 3104(a)(2) and (5) of this title may be provided for an additional period not to exceed eighteen months in any case in which the Secretary determines the provision of such counseling and services to be necessary to accomplish the purposes of a rehabilitation program in the individual case.

((2)) The period of a vocational rehabilitation program pursued by a veteran under following a determination of the current reasonable feasibility of achieving a vocational goal may not exceed 12 months.

((3))

((A)) In any case in which the Secretary determines that a veteran has been prevented from participating in counseling and placement and postplacement services described in paragraphs (2) and (5) of due to an emergency situation, the Secretary shall extend the period during which the Secretary may provide such counseling and placement and postplacement services for the veteran for a period equal to the number of months that the veteran was so prevented from participating in such counseling and services, as determined by the Secretary.

((B)) In any case in which the Secretary determines that a veteran has been prevented from participating in a vocational rehabilitation program under this chapter due to an emergency situation, the Secretary shall extend the period of the veteran’s vocational rehabilitation program for a period equal to the number of months that the veteran was so prevented from participating in the vocational rehabilitation program, as determined by the Secretary.

((c)) The Secretary may extend the period of a vocational rehabilitation program for a veteran to the extent that the Secretary determines that an extension of such period is necessary to enable such veteran to achieve a vocational goal if the Secretary also determines—

((1)) that such veteran had previously been rehabilitated to the point of employability but (A) such veteran’s need for further vocational rehabilitation has arisen out of a worsening of such veteran’s service-connected disability that precludes such veteran from performing the duties of the occupation for which such veteran had been so rehabilitated, or (B) the occupation for which such veteran had been so rehabilitated is not suitable in view of such veteran’s current employment handicap and capabilities; or

((2)) under regulations which the Secretary shall prescribe, that such veteran has a serious employment handicap and that an extension of such period is necessary to accomplish the purposes of a rehabilitation program for such veteran.

((d))

((1)) Except as provided in paragraph (2), the period of a program of independent living services and assistance for a veteran under this chapter (following a determination by the Secretary that such veteran’s disability or disabilities are so severe that the achievement of a vocational goal currently is not reasonably feasible) may not exceed twenty-four months.

((2))

((A)) The period of a program of independent living services and assistance for a veteran under this chapter may exceed twenty-four months as follows:

((i)) If the Secretary determines that a longer period is necessary and likely to result in a substantial increase in the veteran’s level of independence in daily living.

((ii)) If the veteran served on active duty during the Post-9/11 Global Operations period and has a severe disability (as determined by the Secretary for purposes of this clause) incurred or aggravated in such service.

((B)) In this paragraph, the term “Post-9/11 Global Operations period” means the period of the Persian Gulf War beginning on , and ending on the date thereafter prescribed by Presidential proclamation or by law.

((e))

((1)) Notwithstanding any other provision of this chapter or chapter 36 of this title, any payment of a subsistence allowance and other assistance described in paragraph (2) shall not—

((A)) be charged against any entitlement of any veteran under this chapter; or

((B)) be counted toward the aggregate period for which limits an individual’s receipt of allowance or assistance.

((2)) The payment of the subsistence allowance and other assistance referred to in paragraph (1) is the payment of such an allowance or assistance for the period described in paragraph (3) to a veteran for participation in a vocational rehabilitation program under this chapter if the Secretary finds that the veteran had to suspend or discontinue participation in such vocational rehabilitation program as a result of being ordered to serve on active duty under section 688, 12301(a), 12301(d), 12301(g), 12302, 12304, 12304a, or 12304b of title 10.

((3)) The period for which, by reason of this subsection, a subsistence allowance and other assistance is not charged against entitlement or counted toward the applicable aggregate period under shall be the period of participation in the vocational rehabilitation program for which the veteran failed to receive credit or with respect to which the veteran lost training time, as determined by the Secretary.