Any person applying for any of the lands under the provisions of this act, excepting those claiming under the last proviso of section 3 of this act, shall pay to the state treasurer the sum of 10 cents per acre and all taxes assessed upon the same since the date of his or his grantor‘s purchase of the same from either of the original parties mentioned in section 1 of this act as returned by the township treasurer of the respective townships where the same are situated, but without interest or other charges, and all taxes except as provided in this section, which have been paid to the state treasurer by any person who has received patents for any of said lands under the provisions of Act No. 275 of the legislature of the state of Michigan of 1881, approved June 11, 1881, shall be refunded to such person or to his heirs or assigns by the said state treasurer, and be paid out of the general fund in the state treasury from any moneys in said fund not otherwise appropriated.