(1) No prime contractor shall perform an act falling under any of the following subparagraphs, unless any reason attributable to the subcontractor exists after entrusting the subcontractor with manufacturing, etc.; provided, where the supply of labor among the entrustment of service is entrusted, subparagraph 2 shall not apply:
1. Arbitrarily canceling or altering the entrustment with manufacturing, etc.;
2. Refusing or delaying the receipt or takeover of the delivered, etc. subject matter, etc.
(2) Where the subject matter, etc. are delivered, etc., the prime contractor shall immediately issue a certificate of receipt to the subcontractor (immediately after the completion of inspection in cases of opening a local letter of credit pursuant to Article 7) even before an inspection except for cases of entrustment of supply of labor; provided, for entrustment with construction, he or she shall take over the object immediately after the inspection is completed.
(3) "Receipt" in paragraph (1) 2 means that the prime contractor places the subject matter, etc. under actual control, which have been delivered by the subcontractor; provided, where it is difficult to move the subject matter, etc., the time when the inspection commences shall be deemed the time of receipt.[This Article Wholly Amended on Apr. 1, 2009]