A manufacturer who holds a ZA-TSO authorisation for an article shall—
| (a) | manufacture the article in accordance with the requirements prescribed in this subpart and the appropriate ZA-TSO; |
| (b) | conduct all the required tests and inspections and establish and maintain a quality assurance system which is adequate to ensure that the article complies with the requirements referred to in paragraph (a) and is in condition for safe operation; |
| (c) | prepare and maintain, for each model of each article for which a ZA-TSO authorisation has been issued, a current file of complete technical data and records in accordance with regulation 21.12.7; |
| (d) | permanently and legibly mark each article to which this regulation applies with— |
| (i) | the name and address of the manufacturer; |
| (ii) | the name, type, part number or model designation of the article; |
| (iii) | the serial number or the date on which the article was manufactured, or both; and |
| (iv) | the appropriate ZA-TSO number. |
