[13] The theological basis for the feast is the doctrine that the souls which, on departing from the body, are not perfectly cleansed from venial sins, or have not fully atoned for past transgressions, are debarred from the Beatific vision, and that the faithful on earth can help them by prayers, alms, deeds, and especially by the sacrifice of the Holy Mass.

[14] In the Lutheranism, "the whole people of God in Christ Jesus" are seen as saints and All Souls Day commemorates those believers who have died as the 'faithful departed'.

[15] The United Protestant tradition emphasizes "the Christian belief in bodily resurrection and eternal life" in observances of All Souls Day.

[12][11] Christians from the Catholic, Lutheran, Reformed, Anglican, Methodist and Baptist denominations often come together to clean, repair and then decorate graveyards together.

At the beginning of the ninth century, Abbot Eigil of Fulda set 17 December as commemoration of all deceased in part of what is today Germany.

In Divine Worship: The Missal, used by members of the Anglican Ordinariates, the minor propers (Introit, Gradual, Tract, Sequence, Offertory, and Communion) are those used for Renaissance and Classical musical requiem settings, including the Dies Irae.

This permits the performance of traditional requiem settings in the context of the Divine Worship Form of the Roman Rite on All Souls' Day as well as at funerals, votive celebrations of all faithful departed, and anniversaries of deaths.

[27] In order to gain the plenary indulgence, the Christian must have received confession and absolution and the eucharist twenty days before or after visiting the graveyard, in addition to praying for the intentions of the Pope.

[10] In the Lutheran Churches, "the whole people of God in Christ Jesus" are seen as saints and All Souls Day commemorates those believers who have died as the 'faithful departed'.

The prayers appointed for that day remind us that we are joined with the Communion of Saints, that great group of Christians who have finished their earthly life and with who we share the hope of resurrection from the dead.

As such, Anglican parishes "now commemorate all the faithful departed in the context of the All Saints' Day celebration", in keeping with this fresh perspective.

[11] In All Souls Day observances by the Reformed Churches, the theological doctrine of "the Christian belief in bodily resurrection and eternal life" is emphasized, along with a remembrance of the faithful departed.

[citation needed] On All Souls Day, Christians of various denominational backgrounds, including Catholics, Lutherans, Anglicans and Methodists, among others, often help one another clean the graves of cemeteries, along with adorning them with flowers.

[8] The General Secretary of the Church of North India described the ecumenism present in All Souls Day, stating that "This coming together shows Christian unity".

[8] With respect to the economy, vendors "sell flowers, candles and incense sticks" to those visiting the graveyards, who are Christians of the Catholic and Protestant traditions.

[52][53] All Souls' Day is celebrated in many European countries with vigils, candles, the decoration of graves, and special prayers as well as many regional customs.

[30] Examples of regional customs include leaving cakes for departed loved ones on the table and keeping the room warm for their comfort in Tirol and the custom in Brittany, where people flock to the cemeteries at nightfall to kneel, bareheaded, at the graves of their loved ones and anoint the hollow of the tombstone with holy water or to pour libations of milk on it.

'piada of the dead'), a sweet focaccia topped with raisins, almonds, walnuts, and pine nuts,[61][62] is traditionally eaten in November for All Souls' Day in the environs of Rimini, in Emilia-Romagna.

[61] In the Indian subcontinent (India, Pakistan and Bangladesh), Christians hold prayer services in which they pray for the faithful departed, especially remembering their loved ones.

[16][12] Christians of various denominations visit cemeteries and adorn graves with flower petals, garlands, candles and incense sticks.

[dubious – discuss] Filipinos traditionally observe this day by visiting the family dead to clean and repair their tombs.