High taxes are levied on imported goods.
It seems the consumption tax will go up from next year.
Income tax is high in this country.
I pay my taxes properly every year.
It seems the consumption tax will rise starting next year.
The government imposed a heavy tax on luxury goods.
税 is the general word for any tax, while 消費税 specifically names the tax on consumption/purchases.
課税 means the act of imposing or levying a tax, not the tax itself, which is what 税 refers to.
From Middle Chinese 稅 (ʃwèi). The kanji 税 combines 禾 (grain) and 兌 (exchange), reflecting the historical practice of paying taxes in grain.
excluding tax; before tax
taxation business; tax affairs
tax reduction; tax cut
tax evasion
licensed tax accountant; tax counselor
national tax
taxes; taxation
tax revenue; tax receipts
tax reduction; tax avoidance; tax planning
tax exemption; duty exemption
tax law; taxation law
royalty; author's royalty
tax amount; amount of tax
tax collection; taxation
liquor tax; tax on alcohol
heavy taxation; heavy tax
duty-free; tax-free; no tax
after tax; after deduction of tax; after-tax income or profit · excluding tax; tax-exclusive price
tax commission; tax system research council
new tax
taxpayers' hard-earned money; blood tax · heavy tax; crushing tax burden · conscription; compulsory military service