The child tax credit is a step closer to getting a boost, but it’s not exactly the kind of expansion many families remember and counted on during the COVID pandemic. While proposed changes would make more of the credit available to lower-income families, the popular monthly payments families got used to during COVID are not part of the $78 billion tax plan that was passed in the House of Representatives Wednesday night. Instead, the child tax credit would require taxpayers to wait until they file their tax return to claim the benefit, as they do under current law. The package, which also tempo…