Cover - USD ($)	12 Months Ended
	Sep. 30, 2022	Apr. 12, 2023
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Sep. 30, 2022
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2022
Current Fiscal Year End Date	--09-30
Entity File Number	333-174194
Entity Registrant Name	GRAPHENE & SOLAR TECHNOLOGIES LIMITED
Entity Central Index Key	0001497649
Entity Tax Identification Number	27-2888719
Entity Incorporation, State or Country Code	CO
Entity Address, Address Line One	23 Corporate Plaza Drive
Entity Address, Address Line Two	suite 150
Entity Address, City or Town	Newport Beach
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	92660
City Area Code	949
Local Phone Number	478-8387
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	No
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Elected Not To Use the Extended Transition Period	false
Entity Shell Company	false
Entity Public Float	$ 38,307,530
Entity Common Stock, Shares Outstanding		374,542,610
Documents Incorporated by Reference [Text Block]	None
Auditor Name	M&K CPAS, PLLC
Auditor Firm ID	2738
Auditor Location	Houston, TX