In the event any person fails or refuses to remit the tax required by Code Sections 7-3-19 and 7-3-20 within the time prescribed, there shall be added to the tax a penalty equivalent to 25 percent of the tax but in no case shall the penalty so added be less than $5.00. In the event any person fraudulently remits the incorrect tax, there shall be added to the tax a penalty equivalent to 50 percent of the tax but in no case shall the penalty so added be less than $5.00. The amounts so added as penalties shall be collected as a part of the tax.