Section 149.620 - What happens when the Commandant (CG-5P) reviews and evaluates the construction drawings and specifications?(a) The Commandant (CG-5P) may concurrently review and evaluate construction drawings and specifications with the Marine Safety Center and other Federal agencies having technical expertise, such as the Pipeline and Hazardous Materials Safety Administration and the Federal Energy Regulatory Commission, in order to ensure compliance with the Act and this subchapter.(b) Construction may not begin until the drawings and specifications are approved by the Commandant (CG-5P).(c) Once construction begins, the Coast Guard periodically inspects the construction site to ensure that the construction complies with the drawings and specifications approved under paragraph (b) of this section.(d) When construction is complete, the licensee must submit two complete sets of as-built drawings and specifications to the Commandant (CG-5P).USCG-1998-3884, 71 FR 57651 , Sept. 29, 2006, as amended by USCG-2013-0397, 78 FR 39180 , July 1, 2013