<h1>Rent deduction declaration requires Form 31, with landlord details, rent evidence, and e-verification alongside the return.</h1> Form 31 is the declaration to be furnished by an assessee claiming deduction under section 134 of the Income-tax Act, 2025 in respect of rent paid for residential accommodation. It applies to a resident individual who pays rent for furnished or unfurnished accommodation, does not receive house rent allowance, and does not own residential property at the place of employment or residence. The form is to be filed along with the return of income and requires rent details, landlord particulars, supporting documents, and e-verification through DSC or Aadhaar.