Pass Social + has two discount echelons: 1. Echelon A:  50% discount off the corresponding fare. It is intended for: Recipients of the senior citizens pension supplement; Beneficiaries of social assistance (RIS). 2. Echelon B: 25% discount off the corresponding fare. It is intended for: a) Personal discount: – Retired persons and pensioners receiving monthly pension equivalent or below 1.2 times the value of the IAS (Social Support Index); – Recipients of unemployment benefit receiving monthly allowance equivalent or below 1.2 times the value of the IAS . b) Household discount: – Households with monthly gross income per member of household equivalent or below 1.2 times the value of the IAS. Eligibility: The monthly gross income per member of household is determined according to the following formula: Determination of income: Para efeitos do cálculo do rendimento médio mensal do agregado familiar, consideram‐se relevantes as seguintes categorias de rendimentos, adiante indicadas: – gross amount of income from salaried work; – gross amount of income from pensions; – gross amount of social allowances paid by the relevant Government authorities;; – all remaining gross income earned by the household. The following table shows different scenarios for determining household income: The household is made up of the taxable persons and dependent persons. Identification of the composition of the household of the IRS tax return (Declaração Modelo 3) will be filled in table 3. Identification of taxable persons will be filled in table 3A, fields 03 and 04, and dependent persons will be identified filling in respective tax numbers (NIF), in fields 3B and 3C. Household All members of the identified household, as defined in article 13 of the IRS Code will be entitled to a Social+ pass, provided the monthly gross income per member of household is equivalent or below 1.2 times the value of the IAS. If one or more members of the household benefit from any of the following social allowances, though not meeting requirement above, they will be entitled to a personal Pass Social +: – Recipients of the senior citizens pension supplement; – Beneficiaries of social assistance (RIS). – Retired persons and pensioners receiving monthly pension equivalent or below 1.2 times the value of the IAS (Social Support Index); – Recipients of unemployment benefit receiving monthly allowance equivalent or below 1.2 times the value of the IAS.