Specialized tax advisory service for US-based Substack publications expanding to UK and EU markets
Platform providing guidance and support on managing tax obligations, including VAT registration and compliance with UK/EU tax regulations for Substack publications
Simplify complex international tax compliance
Reduce expansion risks
Save time and resources on tax research
Ensure regulatory compliance
With SubTax Assist, you can user account sign-up and login, Substack publication profile questionnaire, Personalized VAT registration guidance, and UK and EU VAT threshold display.
Like any new product, there are real risks worth weighing here: regulatory, competition, market adoption, platform dependency. Worth going in with eyes open.
The main levers for growth are partnerships, content, network effects, referral programs.
This idea was identified from real conversations happening online — people describing this exact frustration in their own words. You're not the only one who's felt this.
Sign up now and you'll be the first to hear when SubTax Assist launches — early signups help shape what gets built first.
By submitting, you acknowledge that your email may be used to send relevant project updates if you opt in above. Your email address will only be shared with the project creator if you explicitly tick the consent box. You can remove your data at any time using the form below. We process data in accordance with our Privacy Policy.
You're on the list!
Your interest has been recorded for SubTax Assist.
Want to remove yourself later? Use the removal form below.
Your data rights (GDPR)
To remove your email and all associated data from this waitlist, enter your address below.
Interested in building this idea? Visit our Technology & Software ideas page for more like it.