resulting trustee of A's payment. Revocable trust: A trust of this kind may be amended, altered or revoked by its settlor at any time, provided the settlor is not mentally incapacitated. Revocable trusts are becoming increasingly common in the US as a substitute for a will to minimize administrative costs associated with probate and to provide centralized administration of a person's final affairs after death. Secret trust: A post mortem trust constituted externally from a will but imposing obligations as a trustee on one, or more, legatees of a will. Semi-secret trust: A trust in which a will demonstrates the intention to create a trust, names a trustee, but does not identify the intended beneficiary. Simple trust: In the US jurisdiction this has two distinct meanings: In a simple trust the trustee has no active duty beyond conveying the property to the beneficiary at some future time determined by the trust. This is also called a 'bare trust'. All other trusts are special trusts where the trustee has active duties beyond this. A simple trust in Federal income tax law is one in which, under the terms of the trust document, all net income must be distributed on an annual basis. In the UK a bare or simple trust is one where the beneficiary has an immediate and absolute right to both the capital and income held in the trust. Bare trusts are commonly used to transfer assets to minors. Trustees hold the assets on trust until the beneficiary is 18 in England and Wales, or 16 in Scotland. Special trust: In the US, a special trust, also called complex trust, contrasts with a simple trust (see above). It does not require the income be paid out within the subject tax year. The funds from a complex trust can also be used to donate to a charity or for charitable purposes. Special Power of Appointment trust (SPA Trust): A trust implementing a special power of appointment to provide asset protection features. Spendthrift trust: It is a trust put into place for the benefit of a person who is unable to control their spending. It gives the trustee the power to decide how the trust funds may be spent for the benefit of the beneficiary. Standby Trust (or 'Pourover Trust)': The trust is empty at creation during life and the will transfers the property into the trust at death. This is