All fees collected under this chapter and all fees charged and collected for copies of papers, records, transcripts of testimony, or other documents, the cost of which is charged to the Transportation Rate Fund, shall be deposited at least once a month in the State Treasury to the credit of the Transportation Rate Fund, which is continued in existence. The money in the fund shall be in augmentation of the current appropriation for the support of the commission, and shall be expended by the commission for the purpose of administering and enforcing the Household Goods Carriers Act.