Surcharge
From ACT Wiki
1. Penalties.
An additional amount charged as a penalty.
For example, default surcharge.
2. Tax.
An additional tax, or a higher rate of tax, charged in certain circumstances, or on particular taxpayers or groups of taxpayers.
3. Financial institutions - supervision - prudential regulation - capital requirements.
An additional capital requirement for certain regulated institutions, for example the SIB surcharge for Systemically Important Banks.
4. Costs and charges.
More broadly, additional cost or charge made to a customer or other counterparty.
