If you have a Limited Company incorporated within the UK, or you are a Sole Trader with the eligibility to work in the UK, you are eligible for a Pay iO account, subject to approval.
There are however various industries that present an unacceptable risk and would not be eligible, these include:
| Pay iO Prohibited Business | Type | Risk Level |
| Crypto currency trading or other Crypto currency businesses | Crypto | Restricted |
| Anonymous or Numbered Accounts, Shell Banking Financial Services | Financial Services | Prohibited |
| Cash and Cheque Handling: Cheque Cashing, Deposit Taking, Cash Transfer Financial Services | Financial Services | Prohibited |
| Credit repair, Debt Restructuring | Financial Services | Prohibited |
| Debt recovery, Debt Settlement, Debt Collections | Financial Services | Prohibited |
| Financial Pyramid or Ponzi Schemes | Financial Services | Prohibited |
| Lottery, Gambling and Gaming, including payouts | Financial Services | Prohibited |
| Financial Institutions (eg: MSBs, PSPs or EMIs, etc) | Financial Services | Prohibited |
| Any industry known to be an illegal industry in its local jurisdiction | Illegal Services | Prohibited |
| Illegal Drugs and Narcotics | Illegal Services | Prohibited |
| The sale or distribution of stolen goods (including digital and virtual goods), counterfeit goods and violation of intellectual property, or items that violates individual privacy (revenge porn) | Illegal Services | Prohibited |
| Any products harmful to human health-tobacco, e-cigarettes and e-liquid, CBD products (pharmaceutical products are subject to Pay iO approval) | Other Services | Restricted |
| Operating a business that requires a license or special permit without obtaining such license (i.e. Unregulated Auction Houses) | Other Services | Prohibited |
| Production of Adult or Violent content | Other Services | Prohibited |
| Production or Distribution of Offensive Weapons: Ammunition, Firearms, Explosives, Complex Weapons (i.e. guided missiles), Poisons | Other Services | Prohibited |
| Psychic Services | Other Services | Prohibited |
| Selling, hosting, distributing, producing or promoting offensive materials, including materials that incites or promotes racial hatred or discrimination based on gender, race, religion, national origin, physical ability, sexual orientation, or age | Other Services | Prohibited |
| Transactions involving Human Organs | Other Services | Prohibited |
| Sanctioned individuals and entities | Sanctions | Prohibited |
| Dealers in precious metals and stones | Other Services | Prohibited |