If you operate a taxi business and the mandatory billing measures in the remunerated passenger transportation sector apply to you, you must display your QST registration number in every vehicle you use to transport passengers as part of your business. The number must be displayed so that a passenger in the back seat can read it.

You can use document TR-350.68-V, QST Registration Number — Mandatory Billing in the Remunerated Passenger Transportation Sector, to meet your QST registration number display obligations.

If you do not use document TR-350.68-V, you must make sure that your QST registration number is displayed as required by law and meets the following criteria:

• The number is in black on a white background.
• The font used is Arial 48-point or bigger, in bold.
• The minimum height of the characters is 12 millimetres, and the minimum width is 5 millimetres for the number 1 and 8 millimetres for the other numbers.
• It is centered horizontally and positioned so that:
  • on the first line, the first two numbers are followed by a single space and the following eight numbers are in two groups of four, separated by a single space,
  • on the following line, the letters “TQ” are followed by the last four numbers.

Obligation to provide the required information during an inspection

If you operate a taxi business and the mandatory billing measures in the remunerated passenger transportation sector apply to you, you must be prepared to provide the required information if you are the subject of an inspection concerning the mandatory billing measures.

The following information must be listed in a document kept in every vehicle you use to transport passengers as part of your business:

• the taxi business operator's QST registration number (for example, 1234567890TQ0001);
• the operator's name or the name of the taxi business;
• the driver's name;
• whether or not the driver is the taxi business operator;
• the driver's and the operator's signatures.

You can use form TR-350.69-V, Information About the Operator of a Taxi Business and the Driver of a Vehicle, to record the required information.