Mahalaya 2026: Date, Pitru Paksha End & Devi Paksha Start

Mahalaya 2026 falls on Saturday, October 10 — the Ashwin Amavasya that closes the 15-day Pitru Paksha and opens Devi Paksha, with Navratri beginning the very next day, October 11. It is the single most potent day of the year for ancestor Tarpan, and in Bengal it is also the cultural turning point toward Durga Puja.

Reviewed by Dr. Meenakshi Sharma, Vedic Astrologer (PhD in Vedic Astrology, 20+ years experience) — dates verified against Drik Panchang-sourced Amavasya tithi data as of July 2026.

Detail | 2026

1. Date | Saturday, October 10, 2026
2. Tithi | Ashwin Krishna Amavasya (Sarvapitri Amavasya)
3. Amavasya tithi begins | ~9:35 PM, October 9
4. Amavasya tithi ends | ~9:19 PM, October 10
5. Pitru Paksha 2026 window | September 26 – October 10 (15 days)
6. Navratri / Devi Paksha begins | Sunday, October 11, 2026

Timings are per Drik Panchang-based Amavasya-tithi calculations for New Delhi; they shift by a few minutes by city and by source (one panchang source gives 9:53 PM/9:34 PM for the same window) — the date itself is not in dispute across verified sources. Confirm your city's exact tithi window before performing Tarpan.

Mahalaya comes from Maha (great) + Alaya (abode, homecoming) — the great homecoming of ancestors during Pitru Paksha and, in Bengal, the homecoming of Ma Durga from Kailash to earth. Two traditions converge on this single day.

The pan-Indian tradition treats Mahalaya Amavasya as the final and most powerful day for Tarpan (water offering) to ancestors during Pitru Paksha. On this day, ancestors honoured over the preceding 15 days are formally released back to Pitru Loka with blessings; after Mahalaya, no further Shraddha or Tarpan is performed until the next year's Pitru Paksha.

The Bengali tradition layers a second meaning onto the same day: Mahalaya is when Ma Durga is formally invoked to descend from Kailash, marking the start of Devi Paksha. The pre-dawn Mahishasura Mardini broadcast is the cultural marker that Durga is on her way — a tradition Bengalis have kept for generations.

Mahishasura Mardini is a roughly 90-minute (about 1½-hour) All India Radio programme broadcast at 4 AM on Mahalaya morning, first aired in 1931. It combines Sanskrit recitation from the Devi Mahatmya (Durga Saptashati), traditional Bengali devotional songs (Devi Stuti), and dramatic narration of Durga's battle with the demon Mahishasura.

The programme, narrated by Birendra Krishna Bhadra (script by Bani Kumar, music by Pankaj Kumar Mullick), has become inseparable from Bengali Durga Puja identity — waking before dawn to hear it on Mahalaya remains ingrained in Bengali households even in the streaming era, when the same broadcast is now watched and shared online as much as heard on the radio.

Mahalaya Tarpan, the ancestors' water offering, is traditionally performed at sunrise on October 10, 2026:

1. Location: Best at a river or lake bank (Ganga, Yamuna, or any holy water source); a home water vessel is an accepted substitute if none is nearby. 2. Sacred thread: The Yagnopavita is worn in the Apasavya (right-shoulder) position for Pitru Karma — reversed from its normal position. 3. Water offering: Cup the hands with water and sesame seeds (Tila), tilt toward the ground while reciting the ancestor's name and gotra (lineage) — the water offered to that specific ancestor. 4. Three rounds: Offerings are made to paternal ancestors (three generations), maternal ancestors (three generations), and the maternal grandfather's lineage.

The Garuda Purana identifies Mahalaya Tarpan as the single most important Tarpan of the year — even one sincere round on this day is held to outweigh Tarpan performed on any other single day.

Mahalaya's do's centre on ancestor remembrance and its don'ts follow classical Amavasya convention for new beginnings — the two lists below cover both.

Do:

• Perform Tarpan on October 10 if you have missed any earlier day of Pitru Paksha — Mahalaya is the designated catch-all day for unperformed Shraddha.
• Offer food and water to crows, cows and dogs before or after Tarpan, a widely observed extension of the ancestor-honouring custom.
• Approach the day with sincerity over ritual perfection — texts across traditions emphasise intent (bhavana) over exact procedural correctness.
• Consult a family priest if you don't know an ancestor's precise death-anniversary tithi; Mahalaya exists specifically to cover that gap.

Don't:

• Don't schedule new ventures, weddings, or major purchases on Mahalaya itself — classical muhurta convention reserves Amavasya days for closure and remembrance, not new beginnings (see the FAQ below for why).
• Don't treat missing the exact tithi window as disqualifying — the Aparahna (post-noon) period is also an accepted time for Tarpan if sunrise isn't possible.
• Don't assume regional practice is uniform — see the section below before assuming your family's custom is "the" custom.

Mahalaya is observed everywhere as the close of Pitru Paksha, but only Bengal layers a second, public meaning — the opening of Devi Paksha — onto the same day.

In Bengal, Mahalaya is simultaneously the close of Pitru Paksha and the opening of Devi Paksha, marked publicly with the Mahishasura Mardini broadcast, and it functions as the informal start of the Durga Puja shopping and preparation season.

In most of North and South India, the same day is observed simply as Sarvapitri Amavasya — the closing Tarpan day of Pitru Paksha — without the Devi Paksha framing. Rivers, temple towns and pilgrimage sites such as Gaya, Haridwar and Prayagraj see the heaviest Tarpan activity on this date from families across the country, independent of the Bengali cultural calendar layered on top of it in the east.

This regional split is also part of why online sources disagree on what Mahalaya "is": pan-Indian panchang listings often label the day only as Sarvapitri Amavasya, while Bengali-focused calendars foreground the Mahalaya name and the Devi Paksha connection — both are describing the same October 10 date.

The underlying logic: ancestors exist in a state of liminal presence throughout Pitru Paksha — honoured, but not yet formally released. Mahalaya Amavasya is when they are released through Tarpan and return to Pitru Loka. With ancestors properly honoured and released, the world is considered ready for the Goddess's arrival — Devi's protective nine-day presence (Navratri) begins the very next day, with Mahalaya as the hinge between the two 15- and 9-day periods.

In Vedic astrology, this same window is the year's most effective time to address Pitru Dosha — the affliction of Saturn or Rahu on the 9th house or its lord, indicating unresolved ancestral karma. Checking your own 9th house and Saturn placement is the first step; a free birth chart shows both in seconds — you only need your date, time and place of birth — and a full Janampatri covers the complete picture — all 9 planets, 12 houses, current Dasha, and personalised remedies.

• Pitru Paksha 2026 full guide: Pitru Paksha 2026: Ancestor Period & Shraddha Rules
• All 2026 Hindu festival dates: 2026 Hindu Festival Calendar
• Check your 9th house and Saturn placement free: Birth chart calculator