A possible agreement should be discussed against account facts and affordability. An unfamiliar payment demand deserves verification before it is treated as an instruction for the debt.
Identify the account concern
Use the complete IRS correspondence or account source to locate the period and amount involved. Keep evidence of payments already made, and mention any entry you cannot explain. Financial difficulty is another part of the discussion: describe income and necessary expenses accurately, identifying estimates. Assistance should explain which facts need review before an installment is proposed. An unexpected contact alone should not establish where money must be sent or which terms apply.
Understand the proposed arrangement
Current IRS payment information sets out requirements and fees to consider. Ask how a request would be handled and what ongoing responsibilities an agreement would involve. Clarify the professional scope and cost before retaining help. A conversation about an amount does not establish approval. Keep written acceptance and payment directions with the relevant account records so later action follows verified instructions rather than a figure or destination mentioned in an unconfirmed message.