PAYE20165 | Employer records: set up employer record: XP scheme - contractor only (no employees)
From HM Revenue & Customs · PAYE Manual
You will need to set up a new employer record with an XP scheme type when a contractor in the construction industry makes payments to a subcontractor under a contract relating to construction operations.
A contractor’s responsibilities will be
To decide whether the subcontractor is self employed or is an employee taxable under PAYE
To check how the subcontractors should be treated for tax purposes by inspecting his certificate or registration card
Note: When setting up a new XP scheme you must enter a ‘Date Notified’ which is the date you received the information to create the employer record.