1. Except where the economic conditions are deemed to be fulfilled pursuant to Chapters 3, 4 or 6, the authorisation shall not be granted without examination of the economic conditions by the customs authorities.
2. For the inward processing arrangements (Chapter 3), the examination shall establish the economic unviability of using Community sources taking account in particular of the following criteria, the details of which are laid down in Part B of Annex 70:
(a) unavailability of Community-produced goods sharing the same quality and technical characteristics as the goods intended to be imported for the processing operations envisaged;
(b) differences in price between Community-produced goods and those intended to be imported;
(c) contractual obligations.
3. For the processing under customs control arrangements (Chapter 4), the examination shall establish whether the use of non-Community sources enables processing activities to be created or maintained in the Community.
4. For the outward processing arrangements (Chapter 6), the examination shall establish whether:
(a) carrying out processing outside the Community is likely to cause serious disadvantages for Community processors; or
(b) carrying out processing in the Community is economically unviable or is not feasible for technical reasons or due to contractual obligations.]