Specialized experience for this position must include: Applying the methods, precedents, and guidelines related to filing information returns; Oral and written communication; Meeting and/or dealing with all individuals including third party representatives, often in sensitive situations, including those where individuals are evasive, irate, and unwilling to accept the Service's or Employers position; Using interviewing techniques to obtain and exchange information under sensitive conditions, e.g., reporting and disclosure requirements; On-line systems, research materials, technology, tools, and processing procedures (e.g., data security, knowledge of codes, their interrelationship and function); IRS principles, practices, and procedures including taxpayer rights, enforcement policies and practices, payment processing and pertinent appeal procedures; Resolving complex cases, providing technical assistance, and performing extensive research (e.g., IRMs, E-Help Support System [EHSS], etc.) AND You must also meet the following requirement(s): TIME AFTER COMPETITIVE APPOINTMENT (TACA): Current civilian employees must have completed at least 90 days of federal civilian service since their latest non-temporary appointment from a competitive referral certificate, known as time after competitive appointment. You will be assessed on the following competencies (knowledge, skills, abilities, and other characteristics): Attention to Detail Customer Service Decision Making Flexibility Integrity/Honesty Interpersonal Skills Learning Reading Comprehension Self-Management Stress Tolerance Teamwork The USA Hire Assessments includes a cut score based on the minimum level of required proficiency in these critical general competencies.