Sec. 529A ABLE accounts may be set up before the IRS issues guidance. By Sally P. Schreiber, J.D. The IRS announced on Tuesday that state ABLE programs that are established before the Service issues guidance under Sec. 529A will be deemed to comply with the rules when they are issued.
ORDINARY PORTLAND CEMENT (OPC). Ordinary Portland Cement (OPC) is the most common cement used in general concrete construction when there is no exposure to sulphates in the soil or groundwater.RDINARY PORTLAND CEMENT (OPC). Ordinary Portland Cement (OPC) is the most common cement used in general concrete construction when there is no exposure to sulphates in the soil or groundwater.
Autoclaved Aerated Concrete (AAC). AAC is a lightweight cellular material which is formed by a chemical reaction between finely divided calcareous and siliceous materials.The calcareous component is usually lime and/or cement.utoclaved Aerated Concrete (AAC). AAC is a lightweight cellular material which is formed by a chemical reaction between finely divided calcareous and siliceous materials.