What specific aspects of a product change are considered when determining if a new type-certificate is needed?

The change in the design, power, thrust, or mass is considered.

Who is responsible for applying for a new type-certificate when a change to a product is extensive enough to require it?

Any natural or legal person proposing the change to the product must apply for a new type-certificate.

Does the rule for requiring a new type-certificate for a UAS or CMU consider changes in power, thrust, or mass?

No, the rule for a UAS or CMU only considers changes in the design, not power, thrust, or mass.

What is the legal basis for the requirements in 21.A.19?

The regulation is (EU) 2024/1108.

Does 21.A.19 apply to changes to both products and UAS/CMU, and if so, how do the criteria differ?

Yes, it applies to both. For products, the criteria include changes in design, power, thrust, or mass. For UAS or CMU, only changes in design are considered.

Is there any applicability date specified in 21.A.19?

No, the section does not state an applicability date.

21.A.19 Changes requiring a new type-certificate

Q: When is a new type-certificate required for a change to a product under 21.A.19?

A new type-certificate is required if the Agency finds that the change in the design, power, thrust, or mass is so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Q: For a change to a UAS or a CMU, what condition triggers the requirement to apply for a new type-certificate?

A new type-certificate is required if the Agency finds that the change in the design is so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Q: What is the threshold for a change to a product to be considered extensive enough to require a new type-certificate?

The change must be so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Q: For a change to a UAS or CMU, what is the threshold for requiring a new type-certificate?

The change in the design must be so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Navigate / EASA

Ask question Discover more Add to collection

21.A.19 Changes requiring a new type-certificate

Regulation (EU) 2024/1108

Any natural or legal person proposing a change to a product shall apply for a new type-certificate if the Agency finds that the change in the design, power, thrust, or mass is so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Any natural or legal person proposing a change to a UAS or a CMU shall apply for a new type-certificate if the Agency finds that the change in the design is so extensive that a substantially complete investigation of compliance with the applicable type-certification basis is required.

Details

Source-Title: 21.A.19 Changes requiring a new type-certificate View latest amendments

Erulesid: ERULES-1963177438-3674 Compare versions

Domain: Initial airworthiness

Applicabilitydate: 1 May, 2025

Entryintoforcedate: 12 June, 2024

Regulatorysource: Regulation (EU) 2024/1108 Navigate

Regulatorysubject: Part-21

Typeofcontent: DR (Delegated rule)

Origin: EASA

Category: EAR