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21.A.115 Requirements for approval of major changes in the form of a supplemental type-certificate

Available versions for ERULES-1963177438-3740

Regulation (EU) 2019/897 found in: Initial Airworthiness and Environmental Protection (No 748/2012) Part-21 Part-21L (Jul 2024)

Version Text

21.A.115 Requirements for
approval of major changes in the form of a supplemental type-certificate

Regulation
(EU) 2019/897

(a)     Supplemental type certificates shall be
issued by:

1.       the Agency; or

2.       an approved
design organisation within the scope of its privileges provided for in points (1)
and (9) of point [21.A.263](#_DxCrossRefBm1649096918)(c),
as recorded in the terms of approval.

(b)     A supplemental type-certificate shall only
be issued when:

1.       the
applicant has demonstrated its capability in accordance with point [21.A.112B](#_DxCrossRefBm1649096966);

2.       it
has been demonstrated that the change to a type-certificate and areas affected
by the change comply with the type-certification basis and the environmental
protection requirements, as established by the Agency in accordance with point [21.A.101](#_DxCrossRefBm1649096998);

3.       in
the case of a supplemental type-certificate affecting the operational
suitability data, it has been demonstrated that the necessary changes to the
operational suitability data meet the operational suitability data
certification basis, as established by the Agency in accordance with point [21.A.101](#_DxCrossRefBm1649096998);

4.       compliance
with points (2) and (3) has been demonstrated in accordance with
point [21.A.20](#_DxCrossRefBm1649096852), as applicable to the change; and

5.       in
case the applicant has specified that it provided certification data on the
basis of an arrangement with the owner of the type-certification data in
accordance with point [21.A.113(b)](#_DxCrossRefBm1649096858):

(i)      the type-certificate holder has indicated
that it has no technical objection to the information submitted under point [21.A.93](#_DxCrossRefBm1649096851); and

(ii)     the type-certificate holder has agreed to
collaborate with the supplemental type-certificate holder to ensure discharge
of all obligations for continued airworthiness of the changed product through
compliance with points [21.A.44](#_DxCrossRefBm1649096949) and [21.A.118A](#_DxCrossRefBm1649096958).

(c)      By derogation from points (3)
and (4) of point (b), at the applicant's request included in
the declaration referred to in point [21.A.20](#_DxCrossRefBm1649096852)(d), the applicant is entitled to
have a supplemental type-certificate for an aircraft issued before the
applicant has demonstrated compliance with the operational suitability data
certification basis, provided that the applicant demonstrates such compliance
before the date at which those data are to be actually used.

(d)     A supplemental type-certificate shall be
limited to the specific configuration(s) in the type-certificate to which the
related major change relates.