Enter the amount the insurer pays you (already net of the product's charges) and the total premiums you paid in. "Premiums in the first half" are those paid during the first half of the contract's life: that figure is what decides whether you get the relief. The marginal rate is optional: it only drives the aggregation comparison.
Applies to ramo «Vida» insurance, pension funds and mutual-association products. It does not cover the PPR (its own regime, Art. 21 EBF), non-residents, or the Madeira and Azores rates.