See Wikipedia:New pages patrol/Reviewers#Guidelines for granting for the granting guidelines. Guidelines include account age at least 90 days old, at least 500 edits to mainspace, demonstrated knowledge of page quality control (usually shown through participation in processes such as WP:AFD, WP:CSD, WP:AFC reviewing, etc.), no blocks or 3RR violations in the past 6 months, and no indications of undisclosed paid editing. Applicants should show some evidence that they generally meet the guidelines, have a demonstrated need for the right, and that they have read and fully understood the tutorial at Wikipedia:New pages patrol. Editors may want to consider WP:NPPSCHOOL before applying.