Mutual fund NAV: SEBI cut-offs and realisation rule

Investors often try to “lock” the same-day NAV in a mutual fund, especially on volatile market days. Social media discussions show the same confusion repeating: placing an order before the cut-off does not always mean getting that day’s NAV. The reason is that SEBI’s rules tie NAV allotment to when funds are realised by the mutual fund, not when the investor clicks “buy”. This is also why an intraday NAV estimation tool can be useful, but only if it is built around the correct regulatory logic. The key inputs are scheme category, the cut-off time, and the exact time the AMC receives funds. The rules apply across transaction sizes, and they also cover systematic and switch transactions. That makes the “same-day NAV” question less about intent and more about operational timing. Understanding what the rule actually says is the first step before trying to estimate NAV.

Why same-day NAV still trips up investors

Many investors assume that the order time stamp is the deciding factor for NAV. Under current SEBI rules, that assumption can be wrong even if the order is placed well before the cut-off. The deciding factor for purchases is the time and day of realisation of funds in the mutual fund’s designated bank account. “Realisation” in the circular context refers to the day the fund house receives the amount invested in a scheme. If money reaches after the cut-off time, the applicable NAV shifts to the next business day. This is explicitly highlighted in the social posts discussing the 2020 circular and its implementation from February 1, 2021. That is why two investors who place orders at similar times can still receive different NAV dates. Any tool that ignores the realisation concept will mislead users. The practical takeaway is that order placement is necessary, but not sufficient, for same-day NAV.

SEBI’s realisation-based NAV framework from Feb 1, 2021

SEBI issued circular SEBI/HO/IMD/DF2/CIR/P/2020/253 dated September 17, 2020, and also referenced SEBI/HO/IMD/DF2/CIR/P/2020/175 and later clarifications effective February 1, 2021. The core statement is that the applicable NAV for purchases depends on realisation and availability of funds in the mutual fund bank account before cut-off timings. This applies irrespective of investment amount and covers all mutual fund schemes, with a carve-out in the framework for liquid and overnight schemes. The same logic also extends to SIPs, STPs, and switch-in transactions, as stated in the transaction list shared in the discussion. The purpose, as described in the posts, is fairness and transparency in allotment. The implication is that even if a platform shows “order submitted”, the NAV date is not final until funds are credited to the AMC. For investors, planning is about timing the fund credit, not just timing the order. For an intraday estimator, the anchor is the rule, not market movement.

Cut-off timing for non-liquid schemes: the 3:00 PM line

For equity and debt mutual funds (other than liquid and overnight), the cut-off time commonly referenced is 3:00 PM on a business day. If the application is submitted and money is realised in the AMC account before 3:00 PM, the same-day closing NAV applies. If the money is realised after 3:00 PM, the next business day’s NAV applies. The social examples illustrate this clearly, including a case where funds received at 5:00 PM led to next-day NAV. This structure matters because the NAV itself is calculated after market hours based on closing prices, not during market hours. So “same-day NAV” still means the closing NAV that will be computed later that day. The rule also applies to purchases and subscriptions, and the cut-off concept is discussed as applying to redemptions as well in general explanations. Investors should treat 3:00 PM as a deadline for money reaching the AMC, not merely leaving their bank.

Liquid and overnight schemes: 1:30 PM and previous-day NAV

Liquid and overnight funds follow a different pattern as described in the shared notes. For liquid and overnight funds, the previous day’s NAV applies if the transaction is carried out before the cut-off time. For subscriptions or purchases in these schemes, the cut-off time mentioned is 1:30 PM. This is a frequent source of confusion for investors who expect “same-day NAV” across all schemes. In liquid and overnight categories, the “best case” in many situations is previous-day NAV when done before cut-off, rather than same-day closing NAV. If funds or order timing breaches the relevant cut-off, the applicable NAV shifts as per the scheme type and when funds are realised. An estimator tool must therefore start by classifying the scheme correctly. Without that, it may wrongly suggest a same-day NAV outcome where the rule provides previous-day NAV. The posts also stress that the cut-off rule is applied based on time stamping and fund realisation, not investor intent.

Order time stamp vs money credit: a practical matrix

SEBI’s framework makes the sequence and timing of application receipt and fund credit important. If an investor places the order before cut-off but funds are credited after cut-off, the NAV shifts to the next business day on which funds are received before cut-off. If the money is credited first and the application is received later, the date and time stamp on the application is considered for determining applicable NAV. This detail is important for investors who transfer money first and then complete a transaction on a platform. The discussions also highlight that even if you process a transaction before cut-off from your end, but the money does not reach the fund house within the laid out cut-off time for any reason, the allotment follows the time of credit receipt. The simplest way to present this is as a rule matrix.

A good estimator tool should ask users for both timestamps, but also explain that the money-credit timestamp is decisive for purchase NAV under the realisation rule.

SIPs, STPs, switches: the same realisation logic applies

A major change highlighted in the posts is that SIP NAV is no longer assured simply because the SIP date is a business day. The example shared explains that SIP units will be allotted at that day’s NAV only if money is received and credited to the mutual fund’s bank account before 3:00 PM on the SIP date. If not, the NAV of the next business day when funds are received before cut-off applies. The same purchase logic is also stated to apply to switch-in transactions and inter-scheme switching, including STP and trigger events. That matters for investors who use automated transfers between schemes expecting a particular NAV date. Under the framework, operational delays in fund credit can shift the applicable NAV. This also means that an intraday tool should not only target lump-sum users. It should cover SIP and switch flows and clearly display the “funds realised” condition. It should also mention that the rule applies irrespective of the amount of investment.

Redemption and repurchase: overnight cut-off update in 2025

While much of the discussion focuses on purchases, one shared update references a separate SEBI circular dated 22.04.2025 (SEBI/HO/IMD/PoD2/P/CIR/2025/56). This circular changes cut-off timings to determine NAV for repurchase or redemption of units in overnight schemes. For applications received up to 3 PM, the closing NAV of the day immediately preceding the next business day applies. For applications received after 3 PM, the closing NAV of the next business day applies. The note also adds a specific point: if an application is received online, the cut-off time of 7 PM will apply for schemes, as stated in the shared text. Investors discussing intraday NAV tools often mix purchase and redemption logic, so this distinction is important. A tool must label whether it is helping with purchase NAV or redemption NAV, and for which scheme type. It should also attribute the rule source to the relevant SEBI circular and avoid generalising across all schemes.

How NAV is computed and when it becomes visible

NAV is computed once every business day after market hours, using the closing prices of underlying securities. The shared explanations describe NAV as (Total Assets - Total Liabilities) divided by Total Outstanding Units, and also discuss adjusting for expenses and liabilities. Because prices move during market hours, NAV is not calculated intraday for typical mutual fund schemes in this context. It is published after the trading day ends, based on closing market values. The posts also state it is mandatory that mutual funds display their NAV by updating it on the AMC and AMFI website on every business day. This daily publication rule matters for users who expect a live NAV feed similar to stock quotes. An estimator can use market movement inputs to approximate, but it cannot replace the official NAV that is computed after close. In communication, it is safer to describe any intraday number as an estimate and point users to official disclosures for final NAV.

What an intraday NAV estimation tool can realistically do

Based on the rules discussed, the most valuable function of an intraday NAV tool is not predicting the exact NAV number. Its primary value is predicting the NAV date that will apply to a transaction, using scheme type, cut-off time, and fund realisation logic. For non-liquid schemes, it can show whether the user is on track for same-day NAV based on whether funds are expected to be realised before 3:00 PM. For liquid and overnight schemes, it can highlight that pre cut-off purchases may get previous-day NAV, with the cut-off time referenced as 1:30 PM for subscriptions and purchases. It can also flag the risk scenario explicitly mentioned by SEBI: an order placed before cut-off can still get a later NAV if money reaches late. For SIP users, it can show that the SIP date alone does not guarantee that date’s NAV, because credit timing is required. The tool can also include a checklist reminder from the shared guidance, such as completing KYC and dealing only with registered mutual funds that can be verified on SEBI’s website. The cleanest output is a rules-based “applicable NAV window” rather than a confident price prediction.