Serbinski Accounting Firms

Does it matter where my former employer is based - the company that I will work as a freelancer for? They are based in Ontario, Canada.

Does that change anything? More specifically does that mean since they are based in Ontario and its income from Canadian sources then I must file taxes in Canada ...

I moved from Canada to the US and have finally secured my green card. My former employer has given me an opportunity to work as a freelancer for the Canadian company and work remotely from the US. The company does not have a US office.

Can you help me understand how I should bill CanCo and how I ...