If the account was created prior to July 15, 2025, the Legacy AWS Free Tier is available to all types of customers – students, entrepreneurs, small businesses, and Fortune 500 companies are all welcome to sign up. If you are linked to an Organization (under AWS Organizations), only payer account's free tier status gets applied in the organization. If payer's free tier has been expired already, linked accounts free tier will be voided when the linked account joins the organization.. To calculate the Organization’s use of AWS Services under any Offers, we will aggregate the usage across all accounts in the Organization. You will be charged standard rates for use of AWS Services if we determine that you are not eligible for the Free Tier or have exceeded the limits for a particular service.