Propane tanks are a common item for sale, but many people are unaware of the regulations surrounding their sale. It is illegal to sell a propane tank without the proper certification, and it is also illegal to sell a propane tank that is not up to code. Propane tanks must be inspected and certified by a qualified inspector before they can be sold. This blog post will provide information on the regulations surrounding the sale of propane tanks and why it is important to follow them.
Propane is a flammable gas that is used in many households for cooking and heating. It is stored in tanks that can be purchased at hardware stores or gas stations. However, it is illegal to sell propane tanks that do not meet industry standards. The reason for this is that propane is a highly combustible gas and the tanks are often not properly ventilated. This can lead to explosions and fires.
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Selling Old Propane Tanks That You No Longer Use


You can easily find retailers that buy back old propane tanks. You can ask friends and relatives if they have something to refer to you at higher price. If they can’t recommend, probably, a simple online search will do the trick.
Big retailers in the industry, aside from selling propane, they also have program to buy your old and obsolete tanks.
If you don’t want to sell your tank, you can either exchange it or refill it if you intend to still use the tank. If the tank is expired and not yet retested, the retailer might still accept it. It is positive solution for you since you no longer have to buy a new one – less expense in your pocket.
Types of Propane Tanks
Propane tanks come in a variety of sizes, shapes and designs to suit a wide range of needs. The most common type of propane tank is the small, portable cylinder used for BBQs and camping. These tanks are typically made of steel or aluminum and have a capacity of 20-40 pounds.
Larger tanks are also available for industrial and commercial applications. These tanks can be made of steel, fiberglass or even concrete, and can hold up to 10,000 gallons of propane. They are usually used for powering vehicles, heaters and other large equipment.
It is illegal to sell propane tanks that do not meet certain safety standards. All propane tanks must be equipped with a pressure relief valve and a gauge to measure the level of propane in the tank. Tanks that do not meet these standards can be dangerous and pose a serious fire hazard.
Size of Propane Tanks
The size of propane tanks that can be legally sold varies from state to state. In some states, the maximum size tank that can be sold is 500 gallons. In others, the maximum size that can be sold is 1,000 gallons. In still others, there is no limit on the size of the tank that can be sold.
How to Refill a Propane Tank
In the United States, it is illegal to sell propane tanks that have not been properly inspected and certified. This is because propane is a highly combustible gas, and tanks that have not been properly inspected and certified could pose a serious fire hazard. In most cases, you will need to have the tank inspected and certified by a licensed propane dealer before you can refill it.
Refilling stations such as gasoline station, vending machine, and nearby retailer are the places where you can have the tank refilled or exchanged.
If you have a large tank and you want to draw propane to smaller tank, you may need an adapter. Please do refilling with caution if you’re doing it by yourself. You can watch videos from Youtube that can teach you on how to do it safely.
How to Store Propane Tanks
Storing your propane tank is important to keep it in good condition and to prevent accidents. Here are some tips on how to store propane tanks:
- Place the tank in an upright position in a well-ventilated area.
- Make sure the tank is not exposed to direct sunlight or any other heat source.
- Do not store the tank in an enclosed space, such as a garage or shed.
- Keep the tank away from any flames or sparks.
- Check the tank regularly for leaks or damage.
Propane Tank Safety
Propane tank safety is important for a number of reasons. First, propane is a highly flammable gas, and even a small leak can result in a fire or explosion. Second, propane tanks are under high pressure, and a leak can cause the tank to rupture, which can be dangerous. Finally, propane is a toxic gas, and inhaling it can be harmful to your health.
There are a few things you can do to stay safe when using propane tanks. First, make sure to inspect your tanks regularly for leaks. If you find a leak, shut off the valve and contact a professional to have the tank repaired or replaced. Second, always keep your propane tanks away from heat sources, such as stoves, heaters, or fireplaces. Third, when you’re not using your propane tank, make sure to turn off the valve and store the tank in a cool, dry place.
If you follow these safety tips, you can help prevent accidents and keep yourself and others safe when using propane tanks.
Propane Tank Regulations
In the United States, the sale of propane tanks is regulated by the Department of Transportation (DOT). Propane tanks must be constructed and tested in accordance with DOT regulations. They must also be filled and transported in accordance with DOT regulations.
DOT regulations require that propane tanks be constructed of materials that are compatible with the contents of the tank. The tank must be designed and constructed so that it can withstand the pressure of the contents. The tank must also be equipped with a pressure relief valve.
DOT regulations also require that propane tanks be filled in accordance with the manufacturer’s specifications. The tank must be filled to the proper level and the proper pressure. The tank must also be vented so that the pressure can be released if the tank is overfilled.
DOT regulations also require that propane tanks be transported in accordance with the manufacturer’s specifications. The tank must be secured so that it will not shift during transport. The tank must also be properly labeled.
Propane Tank History
The first propane tanks were created in the early 1900s. They were made of steel and were used to store propane for use in lanterns and other devices. However, these tanks were not very safe and often exploded, causing fires and injuries. In response to these accidents, the US government banned the sale of propane tanks in the 1920s.
Since then, there have been many advances in propane tank safety. Today, propane tanks are made of a much safer material, and they are equipped with safety valves and other devices to prevent explosions. However, the US government still prohibits the sale of propane tanks, except in certain circumstances. For example, you can buy a propane tank if you are a licensed contractor or if you use it for agricultural purposes.
To Finalize This
Propane tanks must be sold with a valve that is shut off when not in use. This is to prevent any accidental release of propane gas. The tank must also be clearly labeled with the correct propane capacity.
It is also important to note that propane tanks can only be sold to customers who are over the age of 18. This is because propane is a flammable gas and can be dangerous if not used correctly.
Overall, it is not illegal to sell propane tanks, but there are some safety regulations that sellers need to be aware of. If you are thinking of selling propane tanks, make sure you are familiar with the rules and regulations so that you can keep your customers safe.


Mike is an experienced propane technician with over 15 years of professional experience in the field. He has dedicated his career to helping customers with their propane needs, from installation to maintenance and repair. Together with Jeremy, he co-founded this website to provide useful information and guidance to customers seeking reliable propane services.