What is Form 1040?
By Haresh Ratnagrahi, Founder, HiPrep (CPA, FCA, CMA (US), CISA, CRISC)
Definition
The IRS form individuals use to file a federal income tax return.
Where Form 1040 matters
Enrolled Agent (EA): The fastest route to practising US tax. 3 Exam parts (SEE); 3.5 hrs Per part: 100 MCQs; 105 Passing score (40–130 scale); 2 yrs To pass all three parts. Parts: Part 1 Individuals; Part 2 Businesses; Part 3 Representation, Practices and Procedures.
Related terms explained
Form 1040-X: The form used to amend a previously filed individual income tax return.
Adjusted gross income: Gross income less certain adjustments. It is the starting point for many deductions, credits and phase-outs.
Enrolled Agent: A US tax professional licensed by the IRS with unlimited rights to represent taxpayers before the IRS. You earn it by passing the SEE and a suitability check. No degree is needed.
Guides that mention it
Enrolled Agent exam study plan: Plan roughly 60 to 100 hours per part, take the parts in an order that suits your background, and pass all three within the two-year window. Many candidates start with Part 1 (Individuals) because it builds a base for the others.
How HiPrep teaches it
In HiPrep, Form 1040 is taught concept-first and then practised in a Prometric-style simulator. Every answer is built step by step so you see how a result is reached, explanations are available in English, Hindi, Tamil, Telugu and Kannada, and a mentor is behind the platform for doubts. Start with the free diagnostic to see where Form 1040 sits in your plan.