- Information to validate your identification (or even currently supplied)
- Taxpayer’s Company Identification Number (EIN)
- Your Centralized Authorization File (CAF) quantity
- Caller ID through the taxpayer’s notice or POA’s signature date on Form 2848
- In line with the style of contract required, you might likewise require:
- Company target of all recently filed income tax return
- Tax type examined or filed
- Taxation period filed or analyzed
- Balance amount that is due
