Exhibit 99.23
Notice to ASX
Notification of dividend / distribution
Announcement Summary
Entity name
RIO TINTO LIMITED
Security on which the Distribution will be paid
RIO - ORDINARY FULLY PAID
Announcement Type
New announcement
Date of this announcement
Wednesday February 27, 2019
Distribution Amount
AUD 5.89590000
Ex Date
Thursday March 7, 2019
Record Date
Friday March 8, 2019
Payment Date
Thursday April 18, 2019
DRP election date
Thursday March 28, 2019 17:00:00
Additional Information
The 2018 final dividend of AUD 2.5089 per share is fully franked at the applicable corporate rate of 30%. The special dividend of AUD 3.3870 per share is fully franked at the applicable corporate rate of 30%.
Refer to below for full details of the announcement
Announcement Details
Part 1 - Entity and announcement details
| 1.1 | Name of +Entity |
RIO TINTO LIMITED
| 1.2 | Registered Number Type |
ABN
Registration Number
96004458404
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RIO
| 1.4 | The announcement is |
New announcement
| 1.5 | Date of this announcement |
Wednesday February 27, 2019
| 1.6 | ASX +Security Code |
RIO
ASX +Security Description
ORDINARY FULLY PAID
Part 2A - All dividends/distributions basic details
2A.1 Type of dividend/distribution
Ordinary Special
2A.2 The Dividend/distribution:
relates to a period of six months
2A.3 The dividend/distribution relates to the financial reporting or payment period ending ended/ending (date)
Monday December 31, 2018
2A.4 +Record Date
Friday March 8, 2019
2A.5 Ex Date
Thursday March 7, 2019
2A.6 Payment Date
Thursday April 18, 2019
2A.7 Are any of the below approvals required for the dividend/distribution before business day 0 of the timetable?
Security holder approval Court approval
Lodgement of court order with +ASIC ACCC approval
FIRB approval
Another approval/condition external to the entity required before business day 0 of the timetable for the dividend/distribution.
No
2A.8 Currency in which the dividend/distribution is made ("primary currency")
AUD - Australian Dollar
2A.9 Total dividend/distribution payment amount per +security (in primary currency) for all dividends/distributions notified in this form
AUD 5.89590000
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2A.10 Does the entity have arrangements relating to the currency in which the dividend/distribution is paid to securityholders that it wishes to disclose to the market?
Yes
2A.11 Does the entity have a securities plan for dividends/distributions on this +security?
We have a Dividend/Distribution Reinvestment Plan (DRP)
2A.11a If the +entity has a DRP, is the DRP applicable to this dividend/distribution?
Yes
2A.11a(i) DRP Status in respect of this dividend/distribution
2A.12 Does the +entity have tax component information apart from franking?
No
Part 2B - Currency Information
Full DRP
2B.1 Does the entity default to payment in certain currencies dependent upon certain attributes such as the banking instruction or registered address of the +securityholder? (For example NZD to residents of New Zealand and/or USD to residents of the U.S.A.).
Yes
2B.2 Please provide a description of your currency arrangements
Where the security holder has nominated an Australian or United Kingdom financial institution account for receipt of payments, payment will be made by direct credit in AUD or GBP as applicable. In the absence of any such nomination, or any election by the securityholder to the contrary (including currency election facilities offered by Computershare Investor Services Pty Ltd, RioTinto Limited's share registry), payments will be made as follows:
| - | securityholders with a registered address in the United Kingdom will receive payment by cheque in GBP; and |
|
| - | all other secuirtyholders will receive payment by cheque in AUD. |
|
Payments in GBP referred to above will be converted from AUD at the exchange rate applicable 5 business days prior to the dividend payment date and released to the ASX the following day.
2B.2a Other currency/currencies in which the dividend/distribution will be paid:
GBP - Pound Sterling GBP
2B.2b Please provide the exchange rates used for non-primary currency payments
2B.2c If payment currency equivalent and exchange rates not known, date for information to be released
Friday April 12, 2019
Estimated or Actual?
Actual
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2B.3 Can the securityholder choose to receive a currency different to the currency they would receive under the default arrangements?
No
Part 3A - Ordinary dividend/distribution
3A.1 Is the ordinary dividend/distribution estimated at this time?
No
3A.1b Ordinary Dividend/distribution amount per security
AUD 2.50890000
3A.2 Is the ordinary dividend/distribution franked?
Yes
3A.3 Percentage of ordinary dividend/distribution that is franked 100.0000 %
3A.4 Ordinary dividend/distribution franked amount per +security
AUD 2.50890000
3A.6 Ordinary dividend/distribution unfranked amount per +security excluding conduit foreign income amount
AUD 0.00000000
3A.7 Ordinary dividend/distribution conduit foreign income amount per security
AUD 0.00000000
Part 3B - Special dividend/distribution
3B.1 Is the special dividend/distribution estimated at this time?
No
3B.1b Special dividend/distribution amount per
+security
AUD 3.38700000
3B.2 Is special dividend/distribution franked?
Yes
3B.3 Percentage of special dividend/distribution that is franked
100.0000 %
3A.1a Ordinary dividend/distribution estimated amount per +security
AUD
3A.2a Is the ordinary dividend/distribution fully franked?
Yes
3A.3a Applicable corporate tax rate for franking credit (%)
30.0000 %
3A.5 Percentage amount of dividend which is unfranked
0.0000 %
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3B.1a Special dividend/distribution estimated amount per +security
AUD
3B.2a Is the special dividend/distribution fully franked?
Yes
3B.3a Applicable corporate tax rate for franking credit (%)
30.0000 %
3B.4 Special dividend/distribution franked amount per +security
AUD 3.38700000
3B.5 Percentage of special dividend/distribution that is unfranked
0.0000 %
3B.6 Special dividend/distribution unfranked amount per +security excluding conduit foreign income amount
AUD 0.00000000
3B.7 Special dividend/distribution conduit foreign income amount per +security
AUD 0.00000000
Part 4A - +Dividend reinvestment plan (DRP)
4A.1 What is the default option if +security holders do not indicate whether they want to participate in the DRP?
Do not participate in DRP (i.e. cash payment)
4A.2 Last date and time for lodgement of election notices to share registry under DRP
Thursday March 28, 2019 17:00:00
4A.4 Period of calculation of reinvestment price
4A.3 DRP discount rate
0.0000 %
Start DateEnd Date
4A.5 DRP price calculation methodology
Shares will be purchased on-market on or as soon as practicable after the dividend payment date. It may be necessary to carry out several market transactions to acquire the number of shares required and the DRP price will be the average of the deal prices of those transactions.
The DRP price will be published at www.riotinto.com/drp-price
4A.6 DRP Price (including any discount):
AUD
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4A.8 Will DRP +securities be a new issue?
No
4A.7 DRP +securities +issue date
4A.9 Is there a minimum dollar amount or number of +securities required for DRP participation?
No
4A.10 Is there a maximum dollar amount or number of +securities required for DRP participation?
No
4A.11 Are there any other conditions applying to DRP participation?
No
4A.12 Link to a copy of the DRP plan rules
http://www.riotinto.com/drp-rules
4A.13 Further information about the DRP
Part 5 - Further information
| 5.1 | Please provide any further information applicable to this dividend/distribution |
The 2018 final dividend of AUD 2.5089 per share is fully franked at the applicable corporate rate of 30%. The special dividend of AUD 3.3870 per share is fully franked at the applicable corporate rate of 30%.
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