Chemical poisoning -- Helium: Introduction. Chemical poisoning -- Helium: Helium is a chemical used mainly in helium balloons, neon signs and diving gas. The gas is sometimes misused as an inhalant. Ingestion and other exposures to the chemical can cause various symptoms.hemical poisoning -- Helium: Helium is a chemical used mainly in helium balloons, neon signs and diving gas.
You are required to make estimated tax payments if your North Carolina income tax liability, after credits and tax withheld, is $1,000 or more. Use Form NC-40 to make estimated tax payments. Your estimated tax is the amount of income tax you expect to owe, minus the tax you expect to have withheld plus any tax credits. Estimate your tax carefully to avoid having to pay a large balance and to avoid paying interest for underpayment of estimated income tax. For calendar year filers, estimated payments are due April 15, June 15, September 15 of the taxable year and January 15 of the following year.
Estimated Tax Payments. â Quarterly payments due for each tax year shall. be 30 percent of taxpayerâs tax liability for the first quarter, 40 percent of. taxpayerâs liability for the second quarter, 0 percent of the taxpayerâs. liability is due for the third quarter, and 30 percent of taxpayerâs liability for. the fourth quarter. Taxpayers with a tax liability less than $500 ($250 for. married/RDP filing separately) do not need to make estimated tax payments.