(1) The commissioner may, with the approval of the agency, accept and use gifts made unconditionally by will or otherwise for carrying out the purposes of this chapter. Gifts made under such conditions as in the judgment of the agency are proper and consistent with the provisions of this chapter may be so accepted and shall be held, invested, reinvested, and used in accordance with the condition of the gift.

(2) The acceptance of Federal funds and other funds, and their use for vocational rehabilitation, subject to such restrictions as may be imposed by the donor and not inconsistent with this chapter, is hereby authorized.

(3) Federal grants and donations for vocational rehabilitation services, unless otherwise restricted, shall be available for all vocational rehabilitation services provided under the State plan, and also for the purpose, whenever Federal funds are made available to the State under Section 3 of the Federal Vocational Rehabilitation Amendments of 1954, for the extension and improvement of vocational rehabilitation services, or under Section 4 of such act for projects for research, demonstrations, training and traineeships, and for the planning for and initiating expansion of vocational rehabilitation services under the State plan.