§ (22). Park tax.

To reduce, from time to time, by ordinance, the tax on gross receipts of passenger street railway companies imposed under the provisions of Chapter 229 of the Acts of the General Assembly of 1882, provided that no reduction shall impair the right of the City to collect so much of said tax as may be necessary to meet its obligations under the provisions of Chapter 338 of the Acts of the General Assembly of 1904 and Ordinance No. 228 of the City, approved March 20, 1905.