An IAM policy that allows access from an EC2 instance to an S3 bucket on another account

iam_policy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "EC2AccessToS3BucketOnSeparateAccount",
            "Effect": "Allow",
            "Action": [
                "s3:GetObject",
                "s3:ListBucketByTags",
                "s3:GetBucketTagging",
                "s3:GetObjectTagging",
                "s3:ListBucket",
                "s3:GetBucketLocation"
            ],
            "Resource": [
                "arn:aws:s3:::<bucket name>",
                "arn:aws:s3:::<bucket name>/*"
            ]
        }
    ]
}