TSEM1405 | Introduction to trusts: new trusts: trust with no likelihood of income or gains
From HM Revenue & Customs · Trusts, Settlements and Estates Manual
A trust may have no income, and no likelihood of income or gains. However, trusts with no taxable income or gains are still required to register the details of the trust with HMRC’s Trust Registration Service (TRS), unless a specific exclusion from registration applies. See TRSM20000+