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In forceSuperannuation: Investments, liquidity and feesLast checked 11 November 2026

Liquidity (SRS 551.0)

A regulatory return listed by the Australian Prudential Regulation Authority (APRA), Australia.

Collects information on the liquidity supply, liquidity demand, liquidity trigger metrics and other indicators of registrable superannuation entities (RSE), defined benefit RSEs and pooled superannuation trusts. APRA uses it to supervise the firm (prudential supervision) and to publish statistics. It may also be used by the Australian Securities and Investments Commission. Source

Official title: Reporting Standard SRS 551.0 Liquidity

The facts

Who files
This Reporting Standard applies to each registrable superannuation entity (RSE) licensee (RSE licensee) in respect of each RSE, defined benefit RSE and pooled superannuation trust (PST) within its business operations. Source
How often
Quarterly (SRF 551.0 and 551.1), annually (SRF 551.2), and when APRA asks (SRF 551.3). Source
Deadline
SRF 551.0 and 551.1: 40 calendar days after the end of the quarter. SRF 551.2: 40 calendar days after the year ending 30 June, and within 28 calendar days of a liquidity trigger being exceeded. SRF 551.3: within 7 calendar days of APRA’s written request. Source
Format
XML, Excel, Web form. Lodged in APRA Connect: upload an XML file built to the published XSD, upload an Excel file using the form layouts in the reporting taxonomy, or enter the data on screen. APRA Connect does not take XBRL for these collections. Source
How it is filed
Filing routes recorded for the APRA: APRA Connect; Alternate Submission Process (temporary). See how firms file with the APRA.
Status
In force
Legal basis
Group
Superannuation: Investments, liquidity and fees

Templates (12)

The tables and forms inside the return. Plain name first, the APRA's code in brackets.

  • RSE Liquidity Profile (SRS 551.0 Table 1) (SRF_551_0_Table_1)
  • Investment Option Liquidity Profile (SRS 551.0 Table 2) (SRF_551_0_Table_2)
  • RSE Available Liquid Assets Within 3 Days (SRS 551.0 Table 3) (SRF_551_0_Table_3)
  • Investment Option Available Liquid Assets Within 3 Days (SRS 551.0 Table 4) (SRF_551_0_Table_4)
  • RSE Member Cash Flows (SRS 551.1 Table 1) (SRF_551_1_Table_1)
  • RSE Investment Calls On Liquidity (SRS 551.1 Table 2) (SRF_551_1_Table_2)
  • Investment Option Member Cash Flows (SRS 551.1 Table 3) (SRF_551_1_Table_3)
  • Investment Option Investment Calls On Liquidity (SRS 551.1 Table 4) (SRF_551_1_Table_4)
  • Foreign Currency Contracts Outstanding (SRS 551.1 Table 5) (SRF_551_1_Table_5)
  • Investment Options with Significant Net Member Flows (SRS 551.1 Table 6) (SRF_551_1_Table_6)
  • Liquidity Event Trigger Metrics Or Indicators (SRS 551.2 Table 1) (SRF_551_2_Table_1)
  • Estimated Order Of Asset Liquidation Under Liquidity Stress Condition (SRS 551.3 Table 1) (SRF_551_3_Table_1)

Form tables in the APRA Connect reporting taxonomy (SRS 551.0 Liquidity - Part A-V9, SRS 551.0 Liquidity - Part B-V3, SRS 551.0 Liquidity - Part C-V3). Source

Validation rules

29 rules, as counted from the APRA's published material. They are written for people to read; software cannot run them as published. Source

How they are written: Excel Rules worksheet listing each rule ID, type (error or warning) and a plain-English business definition; an XSD in the same zip validates the structure of XML files. No executable expressions are published for these collections..

The rules, on apra.gov.au

How they were counted

Rows in the Rules worksheet of the current reporting taxonomy workbook(s) inside the APRA Connect taxonomy artefacts zip: 16 in SRS 551.0 Liquidity - Part A-V9.xlsx; 8 in SRS 551.0 Liquidity - Part B-V3.xlsx; 5 in SRS 551.0 Liquidity - Part C-V3.xlsx. Includes general checks such as the ABN check. Built-in data type and enumeration checks are not listed as rules.

Counts are in the APRA's own unit, so they are not comparable with other regulators' counts.

Public data

No published data from this return was found. No APRA statistical publication was found that names this return as a source (checked the explanatory notes and specifications of APRA’s current statistical publications). Source

Official documents (5)

The APRA's own files, with the size and SHA-256 fingerprint of each as downloaded on 11 November 2026, so anyone can tell whether a copy is the same version.

Sources

Every page and document this return's facts were read from.

Knowing exactly what is collected, in what format and under which rules is the first step to real-time supervision. Line4 builds SupTech software for financial regulators that runs checks like these as each return arrives.

Line4's text and records here are free to reuse under CC BY 4.0. Please credit: “Source: Line4 regulatory submissions library (CC BY 4.0), https://www.line4.ai”. The regulators' documents, forms, taxonomies, rules and data belong to them: see APRA's reuse terms. This describes what regulators publish. It is not legal or regulatory advice: always rely on the regulator's own text.

© Australian Prudential Regulation Authority 2024. Material from APRA (https://www.apra.gov.au) is used under the Creative Commons Attribution 4.0 International licence (https://creativecommons.org/licenses/by/4.0/); this library summarises it in plain English and links the originals.

Last checked 11 November 2026.