Section 150.090 - Merchant taxation and collection in St. Louis City1. In the city of St. Louis the duties in sections 150.050 to 150.070 required to be performed by the county assessor, county clerk and collector, shall be performed by the license collector of the city of St. Louis. Said license collector shall not receive any fees or other compensation for such services than his salary as license collector.2. The powers by sections 150.010 to 150.290 vested in, and the duties required to be performed by the county board of equalization, shall be vested in and performed by a board of merchants' and manufacturers' tax equalization, which shall consist of three discreet and experienced real estate owners of said city, of a prior residence therein of ten years, who shall be appointed by the mayor of said city annually in the month of May and shall meet at the office of the license collector of said city on the second Monday in July in each and every year, for the purpose of equalizing the valuation of merchants' statements. The time for the meeting of said board to hear reasons, if any, why any increase made by the board should not have been made shall be the second Monday in August. The length of time that said board shall continue in session and the compensation to be paid the members of said board shall be fixed by ordinance of said city.3. The statements required by sections 150.010 to 150.290 to be furnished by merchants shall be filed with the license collector of the city of St. Louis on or before the first Monday in July, 1946, and on the same date each year thereafter. After final approval by the board of the valuation of the property shown on a merchants' statement, the license collector shall compute the tax due, prepare a tax bill and mail same to the taxpayer. Upon payment thereof, the license collector shall issue a license therefor.4. The license collector shall keep and prepare such books, records and reports as may be required by law or as prescribed by the comptroller, except that in lieu of the report to the state tax commission required under section 150.080, the license collector may furnish an abstract of his records showing the total valuation and the total collections made. The provisions of sections 150.160 and 150.180 pertaining to the execution of a bond by the merchant shall in the discretion of the license collector not be required in the city of St. Louis.5. It shall be the duty of any merchant commencing business after January first of any year to file with the license collector a statement estimating the highest amount of goods, wares and merchandise which he will have on hand or subject to his control, whether owned by himself or consigned to him for sale at any one time prior to the first day of January next succeeding and to pay to the license collector a tax on a prorated basis.