Is it a violation if I provide same SKU for 3 listings?

Yes, it is a violation. Each ASIN should have unique product identifiers like their SKU, UPC, etc., otherwise your products will be suppressed and give you conflict.

Definitely a violation. In order to prevent product suppression and conflict, each ASIN must have its own unique product identifier such as the SKU, UPC, etc.

No, it is not a violation as such but Amazon won’t let you list products with the same SKU so you need to correct the error for listing the product.

It’s a violation of Amazon’s policies and SKUs cannot be reused. It is usually better to have a unique SKU for each product that you sell. This can help you to keep track of your inventory and avoid any potential issues with your listings.

Yes it would be a violation using same SKU for 3 listings because we need to add the different SKUs for every listing This can help you to avoid the violations.

No, it’s not a kind of violation. you’ll face problems in your listing, like while creating shipments, etc.

No, its not a violation but recommended to use different SKUs for your listing because amazon will not accept SKU and give error it is already used, but in other case if you have deleted the listing from your account then you use same SKU of your deleted listing.

No, it is not called to be a violation. You’ll run into issues with your listings because you must have have unique product identifiers of each listing.

Yes, Mr. Jacob providing the same SKU for multiple listings on Amazon may be considered a violation of Amazon’s policies regarding product detail page duplication.

According to the amazon policy the product’s main image should be with plain white background. If your main image does not meet this requirement, it may be considered a violation of Amazon’s image requirements and your listing may be rejected or removed or suppressed.