BISMARCK, N.D. (AP) — The developer of the Dakota Access oil pipeline, which is expected to begin shipping oil on Thursday, will face scrutiny later this summer on whether it violated North Dakota rules during construction.

The three-member North Dakota Public Service Commission is looking into whether Texas-based Energy Transfer Partners removed too many trees and shrubs along the pipeline route, and whether it improperly reported the discovery of Native American artifacts. No artifacts were disturbed.

ETP maintains it didn't intentionally do anything wrong in either case. If the commission u...