Tax Related Laws & Regulations（link to Taxation Administration, MOF, R.O.C）  

Individual Income Tax for Aliens (link to The e-filing and Tax Payment Service of the Ministry of Finance, R.O.C)

Tax Online (link to Tax Online) 
Payment of Individual Income Tax-15K (link to eTax Protal , Ministry of Finance)
Late/Amended-Filing Payment of Individual Income Tax-15Q (link to eTax Protal , Ministry of Finance)

FAQ for Taxation (Link to Ministry of Finance, R.O.C)

FAQ (Link to Taxation Administration, MOF, R.O.C)
FAQ for Individual Income Tax

Quick Calculation of Alien Individual Income Tax (link to eTax Protal , Ministry of Finance)

The Income Basic Tax Levied on Individual Overseas (Link to Taxation Administration, MOF, R.O.C)

Income Tax System Optimization (Link to Taxation Administration, MOF, R.O.C)