
1 - Create an item model group for standard costs.
2 - Define ledger accounts that are related to standard cost variances.
3 - Assign ledger accounts to item postings that are related to standard cost variances.
4 - Define inventory parameters that are related to standard costs.
Explanation:
References:
https://docs.microsoft.com/en-us/dynamics365/unified-operations/supply-chain/cost-management/prerequisites-standard-costs