Support Banner

ONESOURCE Support Options

We can help you understand more about the world of ONESOURCE. If you have questions about a specific product, would like to make a purchase or need technical assistance, call or email us.


Customer Care and Tech Support

ONESOURCE Accounts Production

+44 (0) 800.1577.801 (UK)


ONESOURCE Corporate Tax

+1 800.327.8829 (US)

+44 (0) 800.1577.802 (UK)

Within Australia: 1800 074 333
+61 3 8684 2062 (AU)
onesource.support@thomsonreuters.com


ONESOURCE Firm Edition

+1 888-588-8820


ONESOURCE Fringe Benefits Tax

Within Australia: 1800 074 333

+61 3 8684 2062 (AU)

onesource.support@thomsonreuters.com


ONESOURCE Identity (W8-/W9)

+1 866-341-8092

onesourcesupportuk@thomsonreuters.com


ONESOURCE Indirect Tax

+1 866-472-2749

Create a ticket


ONESOURCE Mining Tax

Within Australia: 1800 074 333

+61 3 8684 2062 (AU)

onesource.support@thomsonreuters.com


ONESOURCE Non-Resident Alien Taxation

+1 800-259-6398, option 1, or

888-706-1041


ONESOURCE Operational Transfer Pricing

+1 800-327-8829, option 3, 3, 4

OOXP.SUPPORT@thomsonreuters.com


ONESOURCE Property Tax

+1 888-559-5949

onesource.propertytaxsupport@thomsonreuters.com


ONESOURCE State Apportionment

+1 650.469.0344


ONESOURCE Tax Information Reporting (1099)

+1 888.706.1041

ONESOURCESupport.1099@thomsonreuters.com


ONESOURCE Tax Provision

+1 877-829-5969 x2

provisionsupport@thomsonreuters.com


ONESOURCE Transfer Pricing

+1 800-327-8829, menu option 3, 3, 4

transferpricingsupport@thomsonreuters.com


ONESOURCE Trust & Estate Administration

+1 800-488-5567


ONESOURCE Trust Tax

+1 888-706-1041

ONESOURCESupport.TrustTax@thomsonreuters.com


ONESOURCE Trusts (AU)

Within Australia: 1800 074 333

+61 3 8684 2062 (AU)

onesource.support@thomsonreuters.com


Email ONESOURCE


Sales Support


ONESOURCE 1099

+1 888.706.1041 press 5


ONESOURCE Corporate Tax

+44 (0) 800.1577.801 (UK)


ONESOURCE Identity (W-8/W-9)

+44 (0) 800.1577.801 (UK)


ONESOURCE Indirect Tax – Compliance

+44 (0) 800.1577.801 (UK)


ONESOURCE Income Tax

+1 800.865.5257


ONESOURCE Indirect Tax

+1 800.865.5257


ONESOURCE Property Tax

+1 877.322.1704


ONESOURCE Tax Provision

+1 877.829.5969


ONESOURCE Transfer Pricing

+44 (0) 870.163.6026 (UK)


ONESOURCE Trust & Estate Administration

+1 800.331.2533


ONESOURCE Trust Tax

+1 888.706.1041 press 5