HKAR-21 Certification of Aircraft and Related Products, Parts and ...
HKAR-21 Certification of Aircraft and Related Products, Parts and ...
HKAR-21 Certification of Aircraft and Related Products, Parts and ...
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
<strong>HKAR</strong>-<strong>21</strong> SECTION 1<br />
1 The product has novel or unusual design features relative to the design practices<br />
on which the applicable airworthiness code is based; or<br />
2 The intended use <strong>of</strong> the product is unconventional; or<br />
3 Experience from other similar products in service or products having similar<br />
design features, has shown that unsafe conditions may develop.<br />
(b)<br />
The special conditions contain such safety st<strong>and</strong>ards as the Director-General finds<br />
necessary to establish a level <strong>of</strong> safety equivalent to that established in the applicable<br />
airworthiness code.<br />
<strong>HKAR</strong> <strong>21</strong>.17 Type certification basis<br />
(a)<br />
The type certification basis to be notified for the issuance <strong>of</strong> a type certificate shall<br />
consist <strong>of</strong>:<br />
1 The applicable airworthiness code established by the Director-General that is<br />
effective on the date <strong>of</strong> application for that certificate unless:<br />
(i) otherwise specified by the Director-General; or<br />
(ii) compliance with later effective amendments is elected by the applicant or<br />
required under paragraphs (c) <strong>and</strong> (d).<br />
2 Any special condition prescribed in accordance with <strong>HKAR</strong> <strong>21</strong>.16B(a).<br />
(b)<br />
(c)<br />
An application for type certification <strong>of</strong> large aeroplanes <strong>and</strong> large rotorcraft shall be<br />
effective for five years <strong>and</strong> an application for any other type certificate shall be<br />
effective for three years, unless an applicant shows at the time <strong>of</strong> application that its<br />
product requires a longer period <strong>of</strong> time for design, development, <strong>and</strong> testing, <strong>and</strong> the<br />
Director-General approves a longer period.<br />
In the case where a type certificate has not been issued, or it is clear that a type<br />
certificate will not be issued, within the time limit established under paragraph (b);<br />
the applicant may:<br />
1 file a new application for a type certificate <strong>and</strong> comply with all the provisions <strong>of</strong><br />
paragraph (a) applicable to an original application; or<br />
2 file for an extension <strong>of</strong> the original application <strong>and</strong> comply with the applicable<br />
airworthiness codes that were effective on a date, to be selected by the applicant,<br />
not earlier than the date which precedes the date <strong>of</strong> issue <strong>of</strong> the type certificate by<br />
the time limit established under paragraph (b) for the original application.<br />
1 May 2012 1-6<br />
Issue 3
Change language