Workers obtained from places of pickup: Worker or contractor?

Workers obtained from places of pickup

If a person is ordinarily engaged in any employment that involves persons customarily attending certain pre-arranged places (places of pick-up) where employers select and engage persons for employment then any such person shall be deemed, while in attendance a place of pick-up for the purpose of being selected, to be working under a contract of employment with an employer, and the employer who last employed that person in customary employment is deemed to be their employer.