When filing taxes, ensure that the information that you are filling out is correct and accurate as federal taxes and Quebec provincial taxes are calculated differently by the CRA. Submitting before the February deadline allows for the delivery of the T4s by the beginning of March.
The CRA now has an online portal that helps keep track of and manage your slips. If you have received any self-employment income throughout the past year, you report it as a T4A vs. While the T4 and T4A slips may seem similar, the T4 includes more detail around various payroll contributions that you have as an employee. These would consist of contributions such as employer pension plan matching contributions and union dues.
Be mindful : if you are self-employed, you may not receive a T4A from every employer or client. Generally, T4As are only sent out by companies that view you as a consultant vs. Depending on if you receive a T4A or not, you are expected to report all business and self-employment income on Form T You must report any pension or retirement income on your T4A as well. The T4A provides the CRA with a self-submitted record of income earned outside of the typical employer-employee relationship.
If your results show high total T4 or a high free T4 index, it means you may have hyperthyroidism. If your results show low total T4 or a low free T4 index, it means you may have hypothyroidism.
The test is done with a blood sample. A needle is used to draw blood from a vein in your arm or hand. Having a blood test with a needle carries some risks. These include bleeding, infection, bruising, and feeling lightheaded. When the needle pricks your arm or hand, you may feel a slight sting or pain.
Afterward, the site may be sore. A number of medicines can affect your results. Being pregnant can also affect your results. You don't need to prepare for this test. But be sure your healthcare provider knows about all medicines, herbs, vitamins, and supplements you are taking. If you change jobs, make sure your former employer has a current address so they can send you a T4 slip. CRA My Account holders may also access their T4 slips via their online account as soon as they are filed to CRA by the employer, and usually, these should be available in mid-March.
Answer a few simple questions on our product recommender and we can help guide you to the right edition that will reflect your individual circumstances. Search for:. There is very little risk to having a blood test.
You may have slight pain or bruising at the spot where the needle was put in, but most symptoms go away quickly. If your T4 test results are not normal, your health care provider will likely order more thyroid tests to help make a diagnosis. These may include:. Learn more about laboratory tests, reference ranges, and understanding results. Thyroid changes can happen during pregnancy. Although it is not common, some women can develop thyroid disease during pregnancy.
Hyperthyroidism happens in about 0. Hyperthyroidism, and less often, hypothyroidism, may remain after pregnancy. If you develop a thyroid condition during pregnancy, your health care provider will monitor your condition after your baby is born.
Also, if you have a history of thyroid disease, be sure to talk with your health care provider if you are pregnant or are thinking of becoming pregnant. The information on this site should not be used as a substitute for professional medical care or advice.
Contact a health care provider if you have questions about your health. Thyroxine T4 Test. What is a thyroxine T4 test? The T4 hormone comes in two forms: Free T4 , which enters the body tissues where it's needed Bound T4 , which attaches to proteins, preventing it from entering body tissues A test that measures both free and bound T4 is called a total T4 test.
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